40070679 has 16 divisors (see below), whose sum is σ = 58437504. Its totient is φ = 24221600.

The previous prime is 40070633. The next prime is 40070707. The reversal of 40070679 is 97607004.

It is a cyclic number.

It is not a de Polignac number, because 40070679 - 2⁸ = 40070423 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40070629) 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, 13249 + ... + 15989.

It is an arithmetic number, because the mean of its divisors is an integer number (3652344).

Almost surely, 2^40070679 is an apocalyptic number.

40070679 is a deficient number, since it is larger than the sum of its proper divisors (18366825).

40070679 is a wasteful number, since it uses less digits than its factorization.

40070679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3198.

The product of its (nonzero) digits is 10584, while the sum is 33.

The square root of 40070679 is about 6330.1405197673. The cubic root of 40070679 is about 342.1965031263.

The spelling of 40070679 in words is "forty million, seventy thousand, six hundred seventy-nine".