40660670 has 8 divisors (see below), whose sum is σ = 73189224. Its totient is φ = 16264264.

The previous prime is 40660667. The next prime is 40660679. The reversal of 40660670 is 7606604.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40660679) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2033024 + ... + 2033043.

It is an arithmetic number, because the mean of its divisors is an integer number (9148653).

Almost surely, 2^40660670 is an apocalyptic number.

40660670 is a deficient number, since it is larger than the sum of its proper divisors (32528554).

40660670 is a wasteful number, since it uses less digits than its factorization.

40660670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4066074.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 40660670 is about 6376.5719630535. The cubic root of 40660670 is about 343.8678000671.

The spelling of 40660670 in words is "forty million, six hundred sixty thousand, six hundred seventy".