42334407 has 20 divisors (see below), whose sum is σ = 63565656. Its totient is φ = 28077840.

The previous prime is 42334373. The next prime is 42334417. The reversal of 42334407 is 70443324.

It is not a de Polignac number, because 42334407 - 2⁶ = 42334343 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42334417) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 15853 + ... + 18329.

Almost surely, 2^42334407 is an apocalyptic number.

42334407 is a deficient number, since it is larger than the sum of its proper divisors (21231249).

42334407 is a wasteful number, since it uses less digits than its factorization.

42334407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2700 (or 2691 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 27.

The square root of 42334407 is about 6506.4896065390. The cubic root of 42334407 is about 348.5227725514.

The spelling of 42334407 in words is "forty-two million, three hundred thirty-four thousand, four hundred seven".