107218394 has 8 divisors (see below), whose sum is σ = 166373460. Its totient is φ = 51760576.

The previous prime is 107218381. The next prime is 107218411. The reversal of 107218394 is 493812701.

It can be written as a sum of positive squares in 2 ways, for example, as 100741369 + 6477025 = 10037^2 + 2545^2 .

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

It is a super-2 number, since 2×107218394² = 22991568023878472, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 924239 + ... + 924354.

Almost surely, 2^107218394 is an apocalyptic number.

107218394 is a deficient number, since it is larger than the sum of its proper divisors (59155066).

107218394 is a wasteful number, since it uses less digits than its factorization.

107218394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1848624.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 107218394 is about 10354.6315241055. The cubic root of 107218394 is about 475.0687161898.

The spelling of 107218394 in words is "one hundred seven million, two hundred eighteen thousand, three hundred ninety-four".