67428302 has 24 divisors (see below), whose sum is σ = 108566712. Its totient is φ = 31395600.

The previous prime is 67428281. The next prime is 67428367. The reversal of 67428302 is 20382476.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43277 + ... + 44807.

It is an arithmetic number, because the mean of its divisors is an integer number (4523613).

Almost surely, 2^67428302 is an apocalyptic number.

67428302 is a deficient number, since it is larger than the sum of its proper divisors (41138410).

67428302 is a wasteful number, since it uses less digits than its factorization.

67428302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1632 (or 1613 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 67428302 is about 8211.4738019432. The cubic root of 67428302 is about 407.0184297023.

The spelling of 67428302 in words is "sixty-seven million, four hundred twenty-eight thousand, three hundred two".