42684052 has 12 divisors (see below), whose sum is σ = 74942560. Its totient is φ = 21271896.

The previous prime is 42684043. The next prime is 42684053. The reversal of 42684052 is 25048624.

It is a super-3 number, since 3×42684052³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42684053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16152 + ... + 18607.

Almost surely, 2^42684052 is an apocalyptic number.

It is an amenable number.

42684052 is a deficient number, since it is larger than the sum of its proper divisors (32258508).

42684052 is a wasteful number, since it uses less digits than its factorization.

42684052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35070 (or 35068 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 31.

The square root of 42684052 is about 6533.3032992507. The cubic root of 42684052 is about 349.4796403484.

The spelling of 42684052 in words is "forty-two million, six hundred eighty-four thousand, fifty-two".