45158408 has 8 divisors (see below), whose sum is σ = 84672030. Its totient is φ = 22579200.

The previous prime is 45158371. The next prime is 45158411. The reversal of 45158408 is 80485154.

It can be written as a sum of positive squares in only one way, i.e., 33200644 + 11957764 = 5762^2 + 3458^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2822393 + ... + 2822408.

Almost surely, 2^45158408 is an apocalyptic number.

It is an amenable number.

45158408 is a deficient number, since it is larger than the sum of its proper divisors (39513622).

45158408 is a wasteful number, since it uses less digits than its factorization.

45158408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5644807 (or 5644803 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 35.

The square root of 45158408 is about 6720.0005952381. Note that the first 3 decimals coincide. The cubic root of 45158408 is about 356.1062048992.

The spelling of 45158408 in words is "forty-five million, one hundred fifty-eight thousand, four hundred eight".