45882157 has 4 divisors (see below), whose sum is σ = 47001276. Its totient is φ = 44763040.

The previous prime is 45882149. The next prime is 45882163. The reversal of 45882157 is 75128854.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 75128854 = 2 ⋅37564427.

It can be written as a sum of positive squares in 2 ways, for example, as 6869641 + 39012516 = 2621^2 + 6246^2 .

It is a cyclic number.

It is not a de Polignac number, because 45882157 - 2³ = 45882149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45882107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 559498 + ... + 559579.

It is an arithmetic number, because the mean of its divisors is an integer number (11750319).

Almost surely, 2^45882157 is an apocalyptic number.

It is an amenable number.

45882157 is a deficient number, since it is larger than the sum of its proper divisors (1119119).

45882157 is a wasteful number, since it uses less digits than its factorization.

45882157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1119118.

The product of its digits is 89600, while the sum is 40.

The square root of 45882157 is about 6773.6369108478. The cubic root of 45882157 is about 357.9985565311.

The spelling of 45882157 in words is "forty-five million, eight hundred eighty-two thousand, one hundred fifty-seven".