78233414 has 16 divisors (see below), whose sum is σ = 134972448. Its totient is φ = 33314112.

The previous prime is 78233413. The next prime is 78233417. The reversal of 78233414 is 41433287.

It is a super-2 number, since 2×78233414² = 12240934132190792, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (78233413) 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, 15599 + ... + 19994.

It is an arithmetic number, because the mean of its divisors is an integer number (8435778).

Almost surely, 2^78233414 is an apocalyptic number.

78233414 is a deficient number, since it is larger than the sum of its proper divisors (56739034).

78233414 is a wasteful number, since it uses less digits than its factorization.

78233414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35759.

The product of its digits is 16128, while the sum is 32.

The square root of 78233414 is about 8844.9654606448. The cubic root of 78233414 is about 427.6916396242.

The spelling of 78233414 in words is "seventy-eight million, two hundred thirty-three thousand, four hundred fourteen".