42610426 has 16 divisors (see below), whose sum is σ = 67442400. Its totient is φ = 20135088.

The previous prime is 42610411. The next prime is 42610427. The reversal of 42610426 is 62401624.

It is a self number, because there is not a number n which added to its sum of digits gives 42610426.

It is not an unprimeable number, because it can be changed into a prime (42610427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18241 + ... + 20443.

It is an arithmetic number, because the mean of its divisors is an integer number (4215150).

Almost surely, 2^42610426 is an apocalyptic number.

42610426 is a deficient number, since it is larger than the sum of its proper divisors (24831974).

42610426 is a wasteful number, since it uses less digits than its factorization.

42610426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2733.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 42610426 is about 6527.6661985736. Note that the first 3 decimals coincide. The cubic root of 42610426 is about 349.2785847988.

The spelling of 42610426 in words is "forty-two million, six hundred ten thousand, four hundred twenty-six".