72670006 has 16 divisors (see below), whose sum is σ = 110266416. Its totient is φ = 35917056.

The previous prime is 72669979. The next prime is 72670007. The reversal of 72670006 is 60007627.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72670007) 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, 91945 + ... + 92731.

It is an arithmetic number, because the mean of its divisors is an integer number (6891651).

Almost surely, 2^72670006 is an apocalyptic number.

72670006 is a deficient number, since it is larger than the sum of its proper divisors (37596410).

72670006 is a wasteful number, since it uses less digits than its factorization.

72670006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1263.

The product of its (nonzero) digits is 3528, while the sum is 28.

The square root of 72670006 is about 8524.6704335124. The cubic root of 72670006 is about 417.3032163334.

The spelling of 72670006 in words is "seventy-two million, six hundred seventy thousand, six".