940626540 has 288 divisors, whose sum is σ = 3585254400. Its totient is φ = 203575680.

The previous prime is 940626539. The next prime is 940626553. The reversal of 940626540 is 45626049.

940626540 is a `hidden beast` number, since 94 + 0 + 6 + 26 + 540 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 940626495 and 940626504.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 501805 + ... + 503675.

It is an arithmetic number, because the mean of its divisors is an integer number (12448800).

Almost surely, 2^940626540 is an apocalyptic number.

940626540 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 940626540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1792627200).

940626540 is an abundant number, since it is smaller than the sum of its proper divisors (2644627860).

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

940626540 is a wasteful number, since it uses less digits than its factorization.

940626540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1922 (or 1907 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 940626540 is about 30669.6354722387. The cubic root of 940626540 is about 979.8037021800.

The spelling of 940626540 in words is "nine hundred forty million, six hundred twenty-six thousand, five hundred forty".