45525454 has 8 divisors (see below), whose sum is σ = 73541160. Its totient is φ = 21011736.

The previous prime is 45525449. The next prime is 45525479. The reversal of 45525454 is 45452554.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×45525454² = 4145133923812232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 875464 + ... + 875515.

It is an arithmetic number, because the mean of its divisors is an integer number (9192645).

Almost surely, 2^45525454 is an apocalyptic number.

45525454 is a deficient number, since it is larger than the sum of its proper divisors (28015706).

45525454 is a wasteful number, since it uses less digits than its factorization.

45525454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1750994.

The product of its digits is 80000, while the sum is 34.

The square root of 45525454 is about 6747.2552938213. The cubic root of 45525454 is about 357.0684090306.

Subtracting from 45525454 its reverse (45452554), we obtain a square (72900 = 270²).

The spelling of 45525454 in words is "forty-five million, five hundred twenty-five thousand, four hundred fifty-four".