940049280 has 128 divisors (see below), whose sum is σ = 3329402400. Its totient is φ = 250675200.

The previous prime is 940049267. The next prime is 940049293. The reversal of 940049280 is 82940049.

It is a happy number.

940049280 is a `hidden beast` number, since 94 + 0 + 0 + 492 + 80 = 666.

It is an interprime number because it is at equal distance from previous prime (940049267) and next prime (940049293).

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9921 + ... + 44480.

Almost surely, 2^940049280 is an apocalyptic number.

940049280 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 940049280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1664701200).

940049280 is an abundant number, since it is smaller than the sum of its proper divisors (2389353120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

940049280 is a wasteful number, since it uses less digits than its factorization.

940049280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54429 (or 54411 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 940049280 is about 30660.2230911649. The cubic root of 940049280 is about 979.6032268574.

The spelling of 940049280 in words is "nine hundred forty million, forty-nine thousand, two hundred eighty".