78955962 has 16 divisors (see below), whose sum is σ = 158740992. Its totient is φ = 26180480.

The previous prime is 78955957. The next prime is 78955969. The reversal of 78955962 is 26955987.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (78955969) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33303 + ... + 35594.

It is an arithmetic number, because the mean of its divisors is an integer number (9921312).

Almost surely, 2^78955962 is an apocalyptic number.

78955962 is an abundant number, since it is smaller than the sum of its proper divisors (79785030).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

78955962 is a wasteful number, since it uses less digits than its factorization.

78955962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69093.

The product of its digits is 1360800, while the sum is 51.

The square root of 78955962 is about 8885.7167409275. The cubic root of 78955962 is about 429.0042979123.

The spelling of 78955962 in words is "seventy-eight million, nine hundred fifty-five thousand, nine hundred sixty-two".