42694942 has 8 divisors (see below), whose sum is σ = 64664496. Its totient is φ = 21140112.

The previous prime is 42694913. The next prime is 42694943. The reversal of 42694942 is 24949624.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 42694895 and 42694904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42694943) 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, 103423 + ... + 103834.

It is an arithmetic number, because the mean of its divisors is an integer number (8083062).

Almost surely, 2^42694942 is an apocalyptic number.

42694942 is a deficient number, since it is larger than the sum of its proper divisors (21969554).

42694942 is a wasteful number, since it uses less digits than its factorization.

42694942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207362.

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

The square root of 42694942 is about 6534.1366682983. The cubic root of 42694942 is about 349.5093587833.

The spelling of 42694942 in words is "forty-two million, six hundred ninety-four thousand, nine hundred forty-two".