944539992 has 288 divisors, whose sum is σ = 3095061840. Its totient is φ = 257126400.

The previous prime is 944539987. The next prime is 944539997. The reversal of 944539992 is 299935449.

It is an interprime number because it is at equal distance from previous prime (944539987) and next prime (944539997).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (944539997) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 12938868 + ... + 12938940.

Almost surely, 2^944539992 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 944539992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1547530920).

944539992 is an abundant number, since it is smaller than the sum of its proper divisors (2150521848).

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

944539992 is a wasteful number, since it uses less digits than its factorization.

944539992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175 (or 137 counting only the distinct ones).

The product of its digits is 3149280, while the sum is 54.

The square root of 944539992 is about 30733.3693564503. The cubic root of 944539992 is about 981.1606379356.

The spelling of 944539992 in words is "nine hundred forty-four million, five hundred thirty-nine thousand, nine hundred ninety-two".