45555402 has 8 divisors (see below), whose sum is σ = 91110816. Its totient is φ = 15185132.

The previous prime is 45555397. The next prime is 45555437. The reversal of 45555402 is 20455554.

It is a sphenic number, since it is the product of 3 distinct primes.

45555402 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 45555402.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3796278 + ... + 3796289.

It is an arithmetic number, because the mean of its divisors is an integer number (11388852).

Almost surely, 2^45555402 is an apocalyptic number.

45555402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

45555402 is a wasteful number, since it uses less digits than its factorization.

45555402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7592572.

The product of its (nonzero) digits is 20000, while the sum is 30.

The square root of 45555402 is about 6749.4742017434. The cubic root of 45555402 is about 357.1466886141.

The spelling of 45555402 in words is "forty-five million, five hundred fifty-five thousand, four hundred two".