94969639 has 4 divisors (see below), whose sum is σ = 97536424. Its totient is φ = 92402856.

The previous prime is 94969631. The next prime is 94969649. The reversal of 94969639 is 93696949.

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

It is a cyclic number.

It is not a de Polignac number, because 94969639 - 2³ = 94969631 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 94969639.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (94969631) 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, 1283337 + ... + 1283410.

It is an arithmetic number, because the mean of its divisors is an integer number (24384106).

Almost surely, 2^94969639 is an apocalyptic number.

94969639 is a deficient number, since it is larger than the sum of its proper divisors (2566785).

94969639 is a wasteful number, since it uses less digits than its factorization.

94969639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2566784.

The product of its digits is 2834352, while the sum is 55.

The square root of 94969639 is about 9745.2367339126. The cubic root of 94969639 is about 456.2416498378.

The spelling of 94969639 in words is "ninety-four million, nine hundred sixty-nine thousand, six hundred thirty-nine".