102667994 has 16 divisors (see below), whose sum is σ = 180925920. Its totient is φ = 43077360.

The previous prime is 102667993. The next prime is 102668017. The reversal of 102667994 is 499766201.

It is a super-4 number, since 4×102667994⁴ (a number of 33 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (102667991) 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, 179204 + ... + 179775.

It is an arithmetic number, because the mean of its divisors is an integer number (11307870).

Almost surely, 2^102667994 is an apocalyptic number.

102667994 is a deficient number, since it is larger than the sum of its proper divisors (78257926).

102667994 is a wasteful number, since it uses less digits than its factorization.

102667994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359005.

The product of its (nonzero) digits is 163296, while the sum is 44.

The square root of 102667994 is about 10132.5216012600. The cubic root of 102667994 is about 468.2506175886.

The spelling of 102667994 in words is "one hundred two million, six hundred sixty-seven thousand, nine hundred ninety-four".