42516634 has 16 divisors (see below), whose sum is σ = 65040480. Its totient is φ = 20838960.

The previous prime is 42516611. The next prime is 42516641. The reversal of 42516634 is 43661524.

It is a junction number, because it is equal to n+sod(n) for n = 42516596 and 42516605.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68377 + ... + 68995.

It is an arithmetic number, because the mean of its divisors is an integer number (4065030).

Almost surely, 2^42516634 is an apocalyptic number.

42516634 is a deficient number, since it is larger than the sum of its proper divisors (22523846).

42516634 is a wasteful number, since it uses less digits than its factorization.

42516634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1245.

The product of its digits is 17280, while the sum is 31.

The square root of 42516634 is about 6520.4780499592. The cubic root of 42516634 is about 349.0221248525.

The spelling of 42516634 in words is "forty-two million, five hundred sixteen thousand, six hundred thirty-four".