64673030 has 16 divisors (see below), whose sum is σ = 116517744. Its totient is φ = 25845600.

The previous prime is 64672991. The next prime is 64673039. The reversal of 64673030 is 3037646.

It is a junction number, because it is equal to n+sod(n) for n = 64672984 and 64673002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64673039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12305 + ... + 16755.

It is an arithmetic number, because the mean of its divisors is an integer number (7282359).

Almost surely, 2^64673030 is an apocalyptic number.

64673030 is a deficient number, since it is larger than the sum of its proper divisors (51844714).

64673030 is a wasteful number, since it uses less digits than its factorization.

64673030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5911.

The product of its (nonzero) digits is 9072, while the sum is 29.

The square root of 64673030 is about 8041.9543644564. The cubic root of 64673030 is about 401.3972593162.

The spelling of 64673030 in words is "sixty-four million, six hundred seventy-three thousand, thirty".