45376452 has 72 divisors (see below), whose sum is σ = 126296352. Its totient is φ = 13735920.

The previous prime is 45376439. The next prime is 45376469. The reversal of 45376452 is 25467354.

45376452 is a `hidden beast` number, since 4 + 5 + 3 + 7 + 645 + 2 = 666.

It is a super-2 number, since 2×45376452² = 4118044792216608, which contains 22 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 47443 + ... + 48389.

It is an arithmetic number, because the mean of its divisors is an integer number (1754116).

Almost surely, 2^45376452 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 45376452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63148176).

45376452 is an abundant number, since it is smaller than the sum of its proper divisors (80919900).

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

45376452 is a wasteful number, since it uses less digits than its factorization.

45376452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 990 (or 963 counting only the distinct ones).

The product of its digits is 100800, while the sum is 36.

The square root of 45376452 is about 6736.2045693402. The cubic root of 45376452 is about 356.6784289752.

The spelling of 45376452 in words is "forty-five million, three hundred seventy-six thousand, four hundred fifty-two".