44157400 has 48 divisors (see below), whose sum is σ = 117336240. Its totient is φ = 15139200.

The previous prime is 44157397. The next prime is 44157403. The reversal of 44157400 is 475144.

It is an interprime number because it is at equal distance from previous prime (44157397) and next prime (44157403).

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44157403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14371 + ... + 17170.

It is an arithmetic number, because the mean of its divisors is an integer number (2444505).

Almost surely, 2^44157400 is an apocalyptic number.

44157400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44157400 is an abundant number, since it is smaller than the sum of its proper divisors (73178840).

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

44157400 is a wasteful number, since it uses less digits than its factorization.

44157400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31564 (or 31555 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 25.

The square root of 44157400 is about 6645.1034604436. The cubic root of 44157400 is about 353.4552998502.

The spelling of 44157400 in words is "forty-four million, one hundred fifty-seven thousand, four hundred".