42516426 has 32 divisors (see below), whose sum is σ = 87526656. Its totient is φ = 13760000.

The previous prime is 42516413. The next prime is 42516437. The reversal of 42516426 is 62461524.

It is a junction number, because it is equal to n+sod(n) for n = 42516393 and 42516402.

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, 98431 + ... + 98861.

It is an arithmetic number, because the mean of its divisors is an integer number (2735208).

Almost surely, 2^42516426 is an apocalyptic number.

42516426 is an abundant number, since it is smaller than the sum of its proper divisors (45010230).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42516426 is a wasteful number, since it uses less digits than its factorization.

42516426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 878.

The product of its digits is 11520, while the sum is 30.

The square root of 42516426 is about 6520.4621001889. The cubic root of 42516426 is about 349.0215556892.

The spelling of 42516426 in words is "forty-two million, five hundred sixteen thousand, four hundred twenty-six".