306493662 has 16 divisors (see below), whose sum is σ = 614728080. Its totient is φ = 101874432.

The previous prime is 306493657. The next prime is 306493687. The reversal of 306493662 is 266394603.

It is a self number, because there is not a number n which added to its sum of digits gives 306493662.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70237 + ... + 74472.

It is an arithmetic number, because the mean of its divisors is an integer number (38420505).

Almost surely, 2^306493662 is an apocalyptic number.

306493662 is an abundant number, since it is smaller than the sum of its proper divisors (308234418).

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

306493662 is a wasteful number, since it uses less digits than its factorization.

306493662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145067.

The product of its (nonzero) digits is 139968, while the sum is 39.

The square root of 306493662 is about 17506.9603872288. The cubic root of 306493662 is about 674.2285925512.

The spelling of 306493662 in words is "three hundred six million, four hundred ninety-three thousand, six hundred sixty-two".