45878566 has 4 divisors (see below), whose sum is σ = 68817852. Its totient is φ = 22939282.

The previous prime is 45878561. The next prime is 45878579. The reversal of 45878566 is 66587854.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45878561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11469640 + ... + 11469643.

It is an arithmetic number, because the mean of its divisors is an integer number (17204463).

Almost surely, 2^45878566 is an apocalyptic number.

45878566 is a deficient number, since it is larger than the sum of its proper divisors (22939286).

45878566 is a wasteful number, since it uses less digits than its factorization.

45878566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22939285.

The product of its digits is 1612800, while the sum is 49.

The square root of 45878566 is about 6773.3718338801. The cubic root of 45878566 is about 357.9892166160.

The spelling of 45878566 in words is "forty-five million, eight hundred seventy-eight thousand, five hundred sixty-six".