20067942 has 48 divisors (see below), whose sum is σ = 43020432. Its totient is φ = 6236160.

The previous prime is 20067923. The next prime is 20067959. The reversal of 20067942 is 24976002.

It is a happy number.

It is a super-2 number, since 2×20067942² = 805444592230728, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 206838 + ... + 206934.

It is an arithmetic number, because the mean of its divisors is an integer number (896259).

Almost surely, 2^20067942 is an apocalyptic number.

20067942 is an abundant number, since it is smaller than the sum of its proper divisors (22952490).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20067942 is a wasteful number, since it uses less digits than its factorization.

20067942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201 (or 172 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 20067942 is about 4479.7256612431. The cubic root of 20067942 is about 271.7487858604.

The spelling of 20067942 in words is "twenty million, sixty-seven thousand, nine hundred forty-two".