67423490 has 8 divisors (see below), whose sum is σ = 121362300. Its totient is φ = 26969392.

The previous prime is 67423487. The next prime is 67423501. The reversal of 67423490 is 9432476.

It can be written as a sum of positive squares in 2 ways, for example, as 64336441 + 3087049 = 8021^2 + 1757^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 67423490.

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, 3371165 + ... + 3371184.

Almost surely, 2^67423490 is an apocalyptic number.

67423490 is a deficient number, since it is larger than the sum of its proper divisors (53938810).

67423490 is a wasteful number, since it uses less digits than its factorization.

67423490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6742356.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 67423490 is about 8211.1807920664. The cubic root of 67423490 is about 407.0087472237.

The spelling of 67423490 in words is "sixty-seven million, four hundred twenty-three thousand, four hundred ninety".