45243254 has 48 divisors (see below), whose sum is σ = 83613600. Its totient is φ = 17973120.

The previous prime is 45243227. The next prime is 45243269. The reversal of 45243254 is 45234254.

45243254 = 692² + 693² + ... + 775².

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 303572 + ... + 303720.

It is an arithmetic number, because the mean of its divisors is an integer number (1741950).

Almost surely, 2^45243254 is an apocalyptic number.

45243254 is a deficient number, since it is larger than the sum of its proper divisors (38370346).

45243254 is a wasteful number, since it uses less digits than its factorization.

45243254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245 (or 222 counting only the distinct ones).

The product of its digits is 19200, while the sum is 29.

The square root of 45243254 is about 6726.3105786159. The cubic root of 45243254 is about 356.3290890785.

The spelling of 45243254 in words is "forty-five million, two hundred forty-three thousand, two hundred fifty-four".