45620400 has 120 divisors (see below), whose sum is σ = 167044864. Its totient is φ = 10425600.

The previous prime is 45620383. The next prime is 45620423. The reversal of 45620400 is 402654.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5685 + ... + 11115.

Almost surely, 2^45620400 is an apocalyptic number.

45620400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45620400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83522432).

45620400 is an abundant number, since it is smaller than the sum of its proper divisors (121424464).

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

45620400 is a wasteful number, since it uses less digits than its factorization.

45620400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5459 (or 5448 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 45620400 is about 6754.2875271934. The cubic root of 45620400 is about 357.3164656898.

The spelling of 45620400 in words is "forty-five million, six hundred twenty thousand, four hundred".