68949628 has 12 divisors (see below), whose sum is σ = 131631192. Its totient is φ = 31340720.

The previous prime is 68949599. The next prime is 68949631. The reversal of 68949628 is 82694986.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 783475 + ... + 783562.

It is an arithmetic number, because the mean of its divisors is an integer number (10969266).

Almost surely, 2^68949628 is an apocalyptic number.

It is an amenable number.

68949628 is a deficient number, since it is larger than the sum of its proper divisors (62681564).

68949628 is a wasteful number, since it uses less digits than its factorization.

68949628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1567052 (or 1567050 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 52.

The square root of 68949628 is about 8303.5912712513. The cubic root of 68949628 is about 410.0567599388.

The spelling of 68949628 in words is "sixty-eight million, nine hundred forty-nine thousand, six hundred twenty-eight".