42684364 has 6 divisors (see below), whose sum is σ = 74697644. Its totient is φ = 21342180.

The previous prime is 42684361. The next prime is 42684371. The reversal of 42684364 is 46348624.

It is a super-3 number, since 3×42684364³ (a number of 24 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (42684361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5335542 + ... + 5335549.

Almost surely, 2^42684364 is an apocalyptic number.

It is an amenable number.

42684364 is a deficient number, since it is larger than the sum of its proper divisors (32013280).

42684364 is a wasteful number, since it uses less digits than its factorization.

42684364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10671095 (or 10671093 counting only the distinct ones).

The product of its digits is 110592, while the sum is 37.

The square root of 42684364 is about 6533.3271768678. The cubic root of 42684364 is about 349.4804918560.

The spelling of 42684364 in words is "forty-two million, six hundred eighty-four thousand, three hundred sixty-four".