78964354 has 32 divisors (see below), whose sum is σ = 145380096. Its totient is φ = 31395840.

The previous prime is 78964351. The next prime is 78964357. The reversal of 78964354 is 45346987.

It is an interprime number because it is at equal distance from previous prime (78964351) and next prime (78964357).

It is not an unprimeable number, because it can be changed into a prime (78964351) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14562 + ... + 19234.

It is an arithmetic number, because the mean of its divisors is an integer number (4543128).

Almost surely, 2^78964354 is an apocalyptic number.

78964354 is a deficient number, since it is larger than the sum of its proper divisors (66415742).

78964354 is a wasteful number, since it uses less digits than its factorization.

78964354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4770.

The product of its digits is 725760, while the sum is 46.

The square root of 78964354 is about 8886.1889468996. The cubic root of 78964354 is about 429.0194965810.

The spelling of 78964354 in words is "seventy-eight million, nine hundred sixty-four thousand, three hundred fifty-four".