45806554 has 4 divisors (see below), whose sum is σ = 68709834. Its totient is φ = 22903276.

The previous prime is 45806543. The next prime is 45806569. The reversal of 45806554 is 45560854.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 45560854 = 2 ⋅22780427.

It can be written as a sum of positive squares in only one way, i.e., 38105929 + 7700625 = 6173^2 + 2775^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11451637 + ... + 11451640.

Almost surely, 2^45806554 is an apocalyptic number.

45806554 is a deficient number, since it is larger than the sum of its proper divisors (22903280).

45806554 is a wasteful number, since it uses less digits than its factorization.

45806554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22903279.

The product of its (nonzero) digits is 96000, while the sum is 37.

The square root of 45806554 is about 6768.0539300452. The cubic root of 45806554 is about 357.8018159660.

It can be divided in two parts, 45806 and 554, that added together give a triangular number (46360 = T₃₀₄).

The spelling of 45806554 in words is "forty-five million, eight hundred six thousand, five hundred fifty-four".