42042462 has 128 divisors (see below), whose sum is σ = 114213888. Its totient is φ = 9984000.

The previous prime is 42042439. The next prime is 42042491. The reversal of 42042462 is 26424024.

It is a super-2 number, since 2×42042462² = 3535137222042888, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 416212 + ... + 416312.

It is an arithmetic number, because the mean of its divisors is an integer number (892296).

Almost surely, 2^42042462 is an apocalyptic number.

42042462 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 42042462, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57106944).

42042462 is an abundant number, since it is smaller than the sum of its proper divisors (72171426).

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

42042462 is a wasteful number, since it uses less digits than its factorization.

42042462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 42042462 is about 6484.0158852366. The cubic root of 42042462 is about 347.7197671318.

Adding to 42042462 its reverse (26424024), we get a palindrome (68466486).

It can be divided in two parts, 4204 and 2462, that added together give a palindrome (6666).

The spelling of 42042462 in words is "forty-two million, forty-two thousand, four hundred sixty-two".