68458492 has 6 divisors (see below), whose sum is σ = 119802368. Its totient is φ = 34229244.

The previous prime is 68458487. The next prime is 68458499. The reversal of 68458492 is 29485486.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68458499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8557308 + ... + 8557315.

Almost surely, 2^68458492 is an apocalyptic number.

It is an amenable number.

68458492 is a deficient number, since it is larger than the sum of its proper divisors (51343876).

68458492 is a wasteful number, since it uses less digits than its factorization.

68458492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17114627 (or 17114625 counting only the distinct ones).

The product of its digits is 552960, while the sum is 46.

The square root of 68458492 is about 8273.9647086509. The cubic root of 68458492 is about 409.0808120995.

The spelling of 68458492 in words is "sixty-eight million, four hundred fifty-eight thousand, four hundred ninety-two".