45375494 has 4 divisors (see below), whose sum is σ = 68063244. Its totient is φ = 22687746.

The previous prime is 45375487. The next prime is 45375497. The reversal of 45375494 is 49457354.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45375497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11343872 + ... + 11343875.

It is an arithmetic number, because the mean of its divisors is an integer number (17015811).

Almost surely, 2^45375494 is an apocalyptic number.

45375494 is a deficient number, since it is larger than the sum of its proper divisors (22687750).

45375494 is a wasteful number, since it uses less digits than its factorization.

45375494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22687749.

The product of its digits is 302400, while the sum is 41.

The square root of 45375494 is about 6736.1334606731. The cubic root of 45375494 is about 356.6759188602.

The spelling of 45375494 in words is "forty-five million, three hundred seventy-five thousand, four hundred ninety-four".