89463778 has 4 divisors (see below), whose sum is σ = 134195670. Its totient is φ = 44731888.

The previous prime is 89463769. The next prime is 89463797. The reversal of 89463778 is 87736498.

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., 69006249 + 20457529 = 8307^2 + 4523^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22365943 + ... + 22365946.

Almost surely, 2^89463778 is an apocalyptic number.

89463778 is a deficient number, since it is larger than the sum of its proper divisors (44731892).

89463778 is a wasteful number, since it uses less digits than its factorization.

89463778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44731891.

The product of its digits is 2032128, while the sum is 52.

The square root of 89463778 is about 9458.5293782913. The cubic root of 89463778 is about 447.2486909124.

The spelling of 89463778 in words is "eighty-nine million, four hundred sixty-three thousand, seven hundred seventy-eight".