94489138 has 4 divisors (see below), whose sum is σ = 141733710. Its totient is φ = 47244568.

The previous prime is 94489127. The next prime is 94489151. The reversal of 94489138 is 83198449.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 83198449 = 61 ⋅1363909.

It can be written as a sum of positive squares in only one way, i.e., 73393489 + 21095649 = 8567^2 + 4593^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23622283 + ... + 23622286.

Almost surely, 2^94489138 is an apocalyptic number.

94489138 is a deficient number, since it is larger than the sum of its proper divisors (47244572).

94489138 is a wasteful number, since it uses less digits than its factorization.

94489138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47244571.

The product of its digits is 248832, while the sum is 46.

The square root of 94489138 is about 9720.5523505612. The cubic root of 94489138 is about 455.4708935627.

The spelling of 94489138 in words is "ninety-four million, four hundred eighty-nine thousand, one hundred thirty-eight".