45236997 has 12 divisors (see below), whose sum is σ = 70368844. Its totient is φ = 27838080.

The previous prime is 45236963. The next prime is 45236999. The reversal of 45236997 is 79963254.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4901796 + 40335201 = 2214^2 + 6351^2 .

It is not a de Polignac number, because 45236997 - 2¹⁴ = 45220613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45236999) 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, 193204 + ... + 193437.

Almost surely, 2^45236997 is an apocalyptic number.

It is an amenable number.

45236997 is a deficient number, since it is larger than the sum of its proper divisors (25131847).

45236997 is a wasteful number, since it uses less digits than its factorization.

45236997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386660 (or 386657 counting only the distinct ones).

The product of its digits is 408240, while the sum is 45.

The square root of 45236997 is about 6725.8454487150. The cubic root of 45236997 is about 356.3126619231.

The spelling of 45236997 in words is "forty-five million, two hundred thirty-six thousand, nine hundred ninety-seven".