42259494 has 16 divisors (see below), whose sum is σ = 84582720. Its totient is φ = 14075880.

The previous prime is 42259493. The next prime is 42259499. The reversal of 42259494 is 49495224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42259493) 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, 14109 + ... + 16839.

It is an arithmetic number, because the mean of its divisors is an integer number (5286420).

Almost surely, 2^42259494 is an apocalyptic number.

42259494 is an abundant number, since it is smaller than the sum of its proper divisors (42323226).

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

42259494 is a wasteful number, since it uses less digits than its factorization.

42259494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5315.

The product of its digits is 103680, while the sum is 39.

The square root of 42259494 is about 6500.7302666700. The cubic root of 42259494 is about 348.3170746032.

The spelling of 42259494 in words is "forty-two million, two hundred fifty-nine thousand, four hundred ninety-four".