40740670 has 32 divisors (see below), whose sum is σ = 77977728. Its totient is φ = 15272448.

The previous prime is 40740641. The next prime is 40740671. The reversal of 40740670 is 7604704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40740671) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62064 + ... + 62716.

It is an arithmetic number, because the mean of its divisors is an integer number (2436804).

Almost surely, 2^40740670 is an apocalyptic number.

40740670 is a deficient number, since it is larger than the sum of its proper divisors (37237058).

40740670 is a wasteful number, since it uses less digits than its factorization.

40740670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1044.

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 40740670 is about 6382.8418435678. The cubic root of 40740670 is about 344.0931726616.

The spelling of 40740670 in words is "forty million, seven hundred forty thousand, six hundred seventy".