42692705 has 16 divisors (see below), whose sum is σ = 56049408. Its totient is φ = 30960000.

The previous prime is 42692693. The next prime is 42692723. The reversal of 42692705 is 50729624.

It is not a de Polignac number, because 42692705 - 2⁶ = 42692641 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22805 + ... + 24605.

It is an arithmetic number, because the mean of its divisors is an integer number (3503088).

Almost surely, 2^42692705 is an apocalyptic number.

It is an amenable number.

42692705 is a deficient number, since it is larger than the sum of its proper divisors (13356703).

42692705 is a wasteful number, since it uses less digits than its factorization.

42692705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2248.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 42692705 is about 6533.9654881243. The cubic root of 42692705 is about 349.5032544998.

The spelling of 42692705 in words is "forty-two million, six hundred ninety-two thousand, seven hundred five".