45102546 has 24 divisors (see below), whose sum is σ = 99326604. Its totient is φ = 14787360.

The previous prime is 45102529. The next prime is 45102557. The reversal of 45102546 is 64520154.

It can be written as a sum of positive squares in 2 ways, for example, as 45037521 + 65025 = 6711^2 + 255^2 .

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, 19441 + ... + 21636.

Almost surely, 2^45102546 is an apocalyptic number.

45102546 is an abundant number, since it is smaller than the sum of its proper divisors (54224058).

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

45102546 is a wasteful number, since it uses less digits than its factorization.

45102546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41146 (or 41143 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 45102546 is about 6715.8429106107. The cubic root of 45102546 is about 355.9593070939.

It can be divided in two parts, 4510 and 2546, that added together give a square (7056 = 84²).

The spelling of 45102546 in words is "forty-five million, one hundred two thousand, five hundred forty-six".