3699942 has 16 divisors (see below), whose sum is σ = 7429440. Its totient is φ = 1228392.

The previous prime is 3699919. The next prime is 3699947. The reversal of 3699942 is 2499963.

It is a d-powerful number, because it can be written as 3¹³ + 6⁴ + 9 + 9 + 9⁶ + 4¹⁰ + 2¹⁹ .

It is a junction number, because it is equal to n+sod(n) for n = 3699894 and 3699903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3699947) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 609 + ... + 2787.

It is an arithmetic number, because the mean of its divisors is an integer number (464340).

Almost surely, 2^3699942 is an apocalyptic number.

3699942 is an abundant number, since it is smaller than the sum of its proper divisors (3729498).

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

3699942 is a wasteful number, since it uses less digits than its factorization.

3699942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2467.

The product of its digits is 104976, while the sum is 42.

The square root of 3699942 is about 1923.5233297259. The cubic root of 3699942 is about 154.6672291977.

The spelling of 3699942 in words is "three million, six hundred ninety-nine thousand, nine hundred forty-two".