102662406 has 48 divisors (see below), whose sum is σ = 277325568. Its totient is φ = 26665200.

The previous prime is 102662393. The next prime is 102662411. The reversal of 102662406 is 604266201.

It is a happy number.

102662406 is a `hidden beast` number, since 10 + 26 + 624 + 0 + 6 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 102662406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35650 + ... + 38421.

It is an arithmetic number, because the mean of its divisors is an integer number (5777616).

Almost surely, 2^102662406 is an apocalyptic number.

102662406 is an abundant number, since it is smaller than the sum of its proper divisors (174663162).

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

102662406 is a wasteful number, since it uses less digits than its factorization.

102662406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74097 (or 74094 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 102662406 is about 10132.2458517349. The cubic root of 102662406 is about 468.2421221402.

The spelling of 102662406 in words is "one hundred two million, six hundred sixty-two thousand, four hundred six".