3718942 has 4 divisors (see below), whose sum is σ = 5578416. Its totient is φ = 1859470.

The previous prime is 3718919. The next prime is 3718951. The reversal of 3718942 is 2498173.

It is a semiprime because it is the product of two primes.

It is a d-powerful number, because it can be written as 3¹³ + 7⁵ + 1 + 8⁷ + 9⁴ + 4⁶ + 2 .

It is a junction number, because it is equal to n+sod(n) for n = 3718898 and 3718907.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 929734 + ... + 929737.

It is an arithmetic number, because the mean of its divisors is an integer number (1394604).

Almost surely, 2^3718942 is an apocalyptic number.

3718942 is a deficient number, since it is larger than the sum of its proper divisors (1859474).

3718942 is a wasteful number, since it uses less digits than its factorization.

3718942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1859473.

The product of its digits is 12096, while the sum is 34.

The square root of 3718942 is about 1928.4558589711. The cubic root of 3718942 is about 154.9315271614.

The spelling of 3718942 in words is "three million, seven hundred eighteen thousand, nine hundred forty-two".