90876194 has 4 divisors (see below), whose sum is σ = 136314294. Its totient is φ = 45438096.

The previous prime is 90876193. The next prime is 90876217. The reversal of 90876194 is 49167809.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 49167809 = 163 ⋅301643.

It can be written as a sum of positive squares in only one way, i.e., 52374169 + 38502025 = 7237^2 + 6205^2 .

It is not an unprimeable number, because it can be changed into a prime (90876193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22719047 + ... + 22719050.

Almost surely, 2^90876194 is an apocalyptic number.

90876194 is a deficient number, since it is larger than the sum of its proper divisors (45438100).

90876194 is a wasteful number, since it uses less digits than its factorization.

90876194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45438099.

The product of its (nonzero) digits is 108864, while the sum is 44.

The square root of 90876194 is about 9532.9006078947. The cubic root of 90876194 is about 449.5900694828.

The spelling of 90876194 in words is "ninety million, eight hundred seventy-six thousand, one hundred ninety-four".