44451992 has 16 divisors (see below), whose sum is σ = 89759040. Its totient is φ = 20516256.

The previous prime is 44451977. The next prime is 44452007. The reversal of 44451992 is 29915444.

It is an interprime number because it is at equal distance from previous prime (44451977) and next prime (44452007).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213608 + ... + 213815.

It is an arithmetic number, because the mean of its divisors is an integer number (5609940).

Almost surely, 2^44451992 is an apocalyptic number.

It is an amenable number.

44451992 is an abundant number, since it is smaller than the sum of its proper divisors (45307048).

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

44451992 is a wasteful number, since it uses less digits than its factorization.

44451992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427442 (or 427438 counting only the distinct ones).

The product of its digits is 51840, while the sum is 38.

The square root of 44451992 is about 6667.2327093030. The cubic root of 44451992 is about 354.2395731124.

The spelling of 44451992 in words is "forty-four million, four hundred fifty-one thousand, nine hundred ninety-two".