99265478 has 8 divisors (see below), whose sum is σ = 160351968. Its totient is φ = 45814824.

The previous prime is 99265477. The next prime is 99265501. The reversal of 99265478 is 87456299.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99265471) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1908926 + ... + 1908977.

It is an arithmetic number, because the mean of its divisors is an integer number (20043996).

Almost surely, 2^99265478 is an apocalyptic number.

99265478 is a deficient number, since it is larger than the sum of its proper divisors (61086490).

99265478 is a wasteful number, since it uses less digits than its factorization.

99265478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3817918.

The product of its digits is 1088640, while the sum is 50.

The square root of 99265478 is about 9963.2062108540. The cubic root of 99265478 is about 463.0196397555.

The spelling of 99265478 in words is "ninety-nine million, two hundred sixty-five thousand, four hundred seventy-eight".