45959986 has 4 divisors (see below), whose sum is σ = 68939982. Its totient is φ = 22979992.

The previous prime is 45959971. The next prime is 45959989. The reversal of 45959986 is 68995954.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 45819361 + 140625 = 6769^2 + 375^2 .

It is a super-2 number, since 2×45959986² = 4224640626240392, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45959989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11489995 + ... + 11489998.

Almost surely, 2^45959986 is an apocalyptic number.

45959986 is a deficient number, since it is larger than the sum of its proper divisors (22979996).

45959986 is a wasteful number, since it uses less digits than its factorization.

45959986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22979995.

The product of its digits is 3499200, while the sum is 55.

The square root of 45959986 is about 6779.3794701285. The cubic root of 45959986 is about 358.2008641528.

The spelling of 45959986 in words is "forty-five million, nine hundred fifty-nine thousand, nine hundred eighty-six".