42346556 has 24 divisors (see below), whose sum is σ = 85649760. Its totient is φ = 17943552.

The previous prime is 42346543. The next prime is 42346559. The reversal of 42346556 is 65564324.

It is a happy number.

It is a super-2 number, since 2×42346556² = 3586461610122272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42346559) 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, 6005 + ... + 10988.

It is an arithmetic number, because the mean of its divisors is an integer number (3568740).

Almost surely, 2^42346556 is an apocalyptic number.

It is an amenable number.

42346556 is an abundant number, since it is smaller than the sum of its proper divisors (43303204).

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

42346556 is a wasteful number, since it uses less digits than its factorization.

42346556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17093 (or 17091 counting only the distinct ones).

The product of its digits is 86400, while the sum is 35.

The square root of 42346556 is about 6507.4231459157. The cubic root of 42346556 is about 348.5561086995.

The spelling of 42346556 in words is "forty-two million, three hundred forty-six thousand, five hundred fifty-six".