45196557 has 16 divisors (see below), whose sum is σ = 72922752. Its totient is φ = 24307200.

The previous prime is 45196553. The next prime is 45196561. The reversal of 45196557 is 75569154.

It is an interprime number because it is at equal distance from previous prime (45196553) and next prime (45196561).

It is not a de Polignac number, because 45196557 - 2² = 45196553 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45196553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62944 + ... + 63657.

It is an arithmetic number, because the mean of its divisors is an integer number (4557672).

Almost surely, 2^45196557 is an apocalyptic number.

It is an amenable number.

45196557 is a deficient number, since it is larger than the sum of its proper divisors (27726195).

45196557 is a wasteful number, since it uses less digits than its factorization.

45196557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126628.

The product of its digits is 189000, while the sum is 42.

The square root of 45196557 is about 6722.8384630303. The cubic root of 45196557 is about 356.2064540187.

It can be divided in two parts, 45196 and 557, that added together give a triangular number (45753 = T₃₀₂).

The spelling of 45196557 in words is "forty-five million, one hundred ninety-six thousand, five hundred fifty-seven".