73507970 has 16 divisors (see below), whose sum is σ = 132427008. Its totient is φ = 29378160.

The previous prime is 73507963. The next prime is 73508003. The reversal of 73507970 is 7970537.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13325 + ... + 18015.

It is an arithmetic number, because the mean of its divisors is an integer number (8276688).

Almost surely, 2^73507970 is an apocalyptic number.

73507970 is a deficient number, since it is larger than the sum of its proper divisors (58919038).

73507970 is a wasteful number, since it uses less digits than its factorization.

73507970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6265.

The product of its (nonzero) digits is 46305, while the sum is 38.

The square root of 73507970 is about 8573.6789069804. The cubic root of 73507970 is about 418.9010765492.

The spelling of 73507970 in words is "seventy-three million, five hundred seven thousand, nine hundred seventy".