45984375 has 56 divisors (see below), whose sum is σ = 85936400. Its totient is φ = 24300000.

The previous prime is 45984359. The next prime is 45984467. The reversal of 45984375 is 57348954.

It is not a de Polignac number, because 45984375 - 2⁴ = 45984359 is a prime.

It is a super-2 number, since 2×45984375² = 4229125488281250, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 45984375.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 421821 + ... + 421929.

Almost surely, 2^45984375 is an apocalyptic number.

45984375 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

45984375 is a deficient number, since it is larger than the sum of its proper divisors (39952025).

45984375 is an frugal number, since it uses more digits than its factorization.

45984375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148 (or 117 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The square root of 45984375 is about 6781.1779950094. The cubic root of 45984375 is about 358.2642135776.

The spelling of 45984375 in words is "forty-five million, nine hundred eighty-four thousand, three hundred seventy-five".