45399376 has 80 divisors (see below), whose sum is σ = 101564928. Its totient is φ = 19468800.

The previous prime is 45399373. The next prime is 45399383. The reversal of 45399376 is 67399354.

45399376 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×45399376² = 4122206682378752, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45399371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 289090 + ... + 289246.

Almost surely, 2^45399376 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45399376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50782464).

45399376 is an abundant number, since it is smaller than the sum of its proper divisors (56165552).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45399376 is a wasteful number, since it uses less digits than its factorization.

45399376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260 (or 254 counting only the distinct ones).

The product of its digits is 612360, while the sum is 46.

The square root of 45399376 is about 6737.9059061403. The cubic root of 45399376 is about 356.7384830298.

The spelling of 45399376 in words is "forty-five million, three hundred ninety-nine thousand, three hundred seventy-six".