40070605 has 16 divisors (see below), whose sum is σ = 50244480. Its totient is φ = 30639168.

The previous prime is 40070599. The next prime is 40070621. The reversal of 40070605 is 50607004.

It is a cyclic number.

It is not a de Polignac number, because 40070605 - 2⁷ = 40070477 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13594 + ... + 16276.

It is an arithmetic number, because the mean of its divisors is an integer number (3140280).

Almost surely, 2^40070605 is an apocalyptic number.

It is an amenable number.

40070605 is a deficient number, since it is larger than the sum of its proper divisors (10173875).

40070605 is a wasteful number, since it uses less digits than its factorization.

40070605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2820.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 40070605 is about 6330.1346747127. The cubic root of 40070605 is about 342.1962924772.

Adding to 40070605 its reverse (50607004), we get a palindrome (90677609).

The spelling of 40070605 in words is "forty million, seventy thousand, six hundred five".