42386692 has 6 divisors (see below), whose sum is σ = 74176718. Its totient is φ = 21193344.

The previous prime is 42386681. The next prime is 42386693. The reversal of 42386692 is 29668324.

It can be written as a sum of positive squares in only one way, i.e., 26894596 + 15492096 = 5186^2 + 3936^2 .

It is not an unprimeable number, because it can be changed into a prime (42386693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5298333 + ... + 5298340.

Almost surely, 2^42386692 is an apocalyptic number.

It is an amenable number.

42386692 is a deficient number, since it is larger than the sum of its proper divisors (31790026).

42386692 is a wasteful number, since it uses less digits than its factorization.

42386692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10596677 (or 10596675 counting only the distinct ones).

The product of its digits is 124416, while the sum is 40.

The square root of 42386692 is about 6510.5062783166. The cubic root of 42386692 is about 348.6661942400. Note that the first 3 decimals are identical.

The spelling of 42386692 in words is "forty-two million, three hundred eighty-six thousand, six hundred ninety-two".