45402566 has 16 divisors (see below), whose sum is σ = 74399040. Its totient is φ = 20608680.

The previous prime is 45402559. The next prime is 45402587. The reversal of 45402566 is 66520454.

45402566 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×45402566² = 4122785998768712, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27965 + ... + 29543.

It is an arithmetic number, because the mean of its divisors is an integer number (4649940).

Almost surely, 2^45402566 is an apocalyptic number.

45402566 is a deficient number, since it is larger than the sum of its proper divisors (28996474).

45402566 is a wasteful number, since it uses less digits than its factorization.

45402566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2899.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 45402566 is about 6738.1426224146. The cubic root of 45402566 is about 356.7468382776.

The spelling of 45402566 in words is "forty-five million, four hundred two thousand, five hundred sixty-six".