44945157 has 8 divisors (see below), whose sum is σ = 61993440. Its totient is φ = 28930160.

The previous prime is 44945137. The next prime is 44945171. The reversal of 44945157 is 75154944.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 44945157 - 2¹¹ = 44943109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44945137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258219 + ... + 258392.

It is an arithmetic number, because the mean of its divisors is an integer number (7749180).

Almost surely, 2^44945157 is an apocalyptic number.

It is an amenable number.

44945157 is a deficient number, since it is larger than the sum of its proper divisors (17048283).

44945157 is a wasteful number, since it uses less digits than its factorization.

44945157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516643.

The product of its digits is 100800, while the sum is 39.

The square root of 44945157 is about 6704.1149303991. The cubic root of 44945157 is about 355.5447748938.

The spelling of 44945157 in words is "forty-four million, nine hundred forty-five thousand, one hundred fifty-seven".