78001614 has 12 divisors (see below), whose sum is σ = 169003536. Its totient is φ = 26000532.

The previous prime is 78001607. The next prime is 78001633. The reversal of 78001614 is 41610087.

It is a happy number.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2166694 + ... + 2166729.

It is an arithmetic number, because the mean of its divisors is an integer number (14083628).

Almost surely, 2^78001614 is an apocalyptic number.

78001614 is an abundant number, since it is smaller than the sum of its proper divisors (91001922).

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

78001614 is a wasteful number, since it uses less digits than its factorization.

78001614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4333431 (or 4333428 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

The square root of 78001614 is about 8831.8522406118. The cubic root of 78001614 is about 427.2688151884.

The spelling of 78001614 in words is "seventy-eight million, one thousand, six hundred fourteen".