45267431 has 6 divisors (see below), whose sum is σ = 49756896. Its totient is φ = 41152100.

The previous prime is 45267401. The next prime is 45267451. The reversal of 45267431 is 13476254.

It is not a de Polignac number, because 45267431 - 2¹⁸ = 45005287 is a prime.

It is a super-2 number, since 2×45267431² = 4098280618679522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45267401) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 186935 + ... + 187176.

It is an arithmetic number, because the mean of its divisors is an integer number (8292816).

Almost surely, 2^45267431 is an apocalyptic number.

45267431 is a deficient number, since it is larger than the sum of its proper divisors (4489465).

45267431 is a wasteful number, since it uses less digits than its factorization.

45267431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374133 (or 374122 counting only the distinct ones).

The product of its digits is 20160, while the sum is 32.

The square root of 45267431 is about 6728.1075348124. The cubic root of 45267431 is about 356.3925492524.

The spelling of 45267431 in words is "forty-five million, two hundred sixty-seven thousand, four hundred thirty-one".