13943442 has 8 divisors (see below), whose sum is σ = 27886896. Its totient is φ = 4647812.

The previous prime is 13943429. The next prime is 13943483. The reversal of 13943442 is 24434931.

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

13943442 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1161948 + ... + 1161959.

It is an arithmetic number, because the mean of its divisors is an integer number (3485862).

Almost surely, 2^13943442 is an apocalyptic number.

13943442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

13943442 is a wasteful number, since it uses less digits than its factorization.

13943442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2323912.

The product of its digits is 10368, while the sum is 30.

The square root of 13943442 is about 3734.0918574668. The cubic root of 13943442 is about 240.6892340349.

The spelling of 13943442 in words is "thirteen million, nine hundred forty-three thousand, four hundred forty-two".