3917742 has 8 divisors (see below), whose sum is σ = 7835496. Its totient is φ = 1305912.

The previous prime is 3917737. The next prime is 3917759. The reversal of 3917742 is 2477193.

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

3917742 is an admirable number.

It is a congruent 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, 326473 + ... + 326484.

It is an arithmetic number, because the mean of its divisors is an integer number (979437).

Almost surely, 2^3917742 is an apocalyptic number.

3917742 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.

3917742 is a wasteful number, since it uses less digits than its factorization.

3917742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652962.

The product of its digits is 10584, while the sum is 33.

The square root of 3917742 is about 1979.3286740711. The cubic root of 3917742 is about 157.6444228317.

The spelling of 3917742 in words is "three million, nine hundred seventeen thousand, seven hundred forty-two".