45554397 has 16 divisors (see below), whose sum is σ = 69511680. Its totient is φ = 25995312.

The previous prime is 45554371. The next prime is 45554413. The reversal of 45554397 is 79345554.

It is not a de Polignac number, because 45554397 - 2¹⁰ = 45553373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45554317) 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, 25578 + ... + 27300.

It is an arithmetic number, because the mean of its divisors is an integer number (4344480).

Almost surely, 2^45554397 is an apocalyptic number.

It is an amenable number.

45554397 is a deficient number, since it is larger than the sum of its proper divisors (23957283).

45554397 is a wasteful number, since it uses less digits than its factorization.

45554397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2992.

The product of its digits is 378000, while the sum is 42.

The square root of 45554397 is about 6749.3997510890. The cubic root of 45554397 is about 357.1440622512.

The spelling of 45554397 in words is "forty-five million, five hundred fifty-four thousand, three hundred ninety-seven".