45606420 has 36 divisors (see below), whose sum is σ = 138340020. Its totient is φ = 12161664.

The previous prime is 45606419. The next prime is 45606481. The reversal of 45606420 is 2460654.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 8225424 + 37380996 = 2868^2 + 6114^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 126505 + ... + 126864.

Almost surely, 2^45606420 is an apocalyptic number.

It is an amenable number.

45606420 is an abundant number, since it is smaller than the sum of its proper divisors (92733600).

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

45606420 is a wasteful number, since it uses less digits than its factorization.

45606420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253384 (or 253379 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 45606420 is about 6753.2525496978. The cubic root of 45606420 is about 357.2799630540.

The spelling of 45606420 in words is "forty-five million, six hundred six thousand, four hundred twenty".