42374686 has 16 divisors (see below), whose sum is σ = 64744704. Its totient is φ = 20795544.

The previous prime is 42374681. The next prime is 42374729. The reversal of 42374686 is 68647324.

It is a happy number.

It is a super-2 number, since 2×42374686² = 3591228027197192, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42374681) 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, 61701 + ... + 62383.

It is an arithmetic number, because the mean of its divisors is an integer number (4046544).

Almost surely, 2^42374686 is an apocalyptic number.

42374686 is a deficient number, since it is larger than the sum of its proper divisors (22370018).

42374686 is a wasteful number, since it uses less digits than its factorization.

42374686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1215.

The product of its digits is 193536, while the sum is 40.

The square root of 42374686 is about 6509.5841649064. The cubic root of 42374686 is about 348.6332713151.

The spelling of 42374686 in words is "forty-two million, three hundred seventy-four thousand, six hundred eighty-six".