89902706 has 4 divisors (see below), whose sum is σ = 134854062. Its totient is φ = 44951352.

The previous prime is 89902693. The next prime is 89902717. The reversal of 89902706 is 60720998.

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., 67387681 + 22515025 = 8209^2 + 4745^2 .

It is a super-2 number, since 2×89902706² = 16164993092244872, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22475675 + ... + 22475678.

Almost surely, 2^89902706 is an apocalyptic number.

89902706 is a deficient number, since it is larger than the sum of its proper divisors (44951356).

89902706 is a wasteful number, since it uses less digits than its factorization.

89902706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44951355.

The product of its (nonzero) digits is 54432, while the sum is 41.

The square root of 89902706 is about 9481.7037498542. The cubic root of 89902706 is about 447.9789298392.

The spelling of 89902706 in words is "eighty-nine million, nine hundred two thousand, seven hundred six".