73770670 has 16 divisors (see below), whose sum is σ = 133155648. Its totient is φ = 29426400.

The previous prime is 73770629. The next prime is 73770677. The reversal of 73770670 is 7607737.

It is a super-2 number, since 2×73770670² = 10884223504497800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73770677) 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, 6381 + ... + 13720.

It is an arithmetic number, because the mean of its divisors is an integer number (8322228).

Almost surely, 2^73770670 is an apocalyptic number.

73770670 is a deficient number, since it is larger than the sum of its proper divisors (59384978).

73770670 is a wasteful number, since it uses less digits than its factorization.

73770670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20475.

The product of its (nonzero) digits is 43218, while the sum is 37.

The square root of 73770670 is about 8588.9853882749. The cubic root of 73770670 is about 419.3995008722.

The spelling of 73770670 in words is "seventy-three million, seven hundred seventy thousand, six hundred seventy".