3729402 has 20 divisors (see below), whose sum is σ = 8356986. Its totient is φ = 1243080.

The previous prime is 3729391. The next prime is 3729413. The reversal of 3729402 is 2049273.

It is an interprime number because it is at equal distance from previous prime (3729391) and next prime (3729413).

It can be written as a sum of positive squares in only one way, i.e., 3606201 + 123201 = 1899^2 + 351^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 11349 + ... + 11672.

Almost surely, 2^3729402 is an apocalyptic number.

3729402 is an abundant number, since it is smaller than the sum of its proper divisors (4627584).

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

3729402 is a wasteful number, since it uses less digits than its factorization.

3729402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23035 (or 23026 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 3729402 is about 1931.1659690456. The cubic root of 3729402 is about 155.0766461027.

The spelling of 3729402 in words is "three million, seven hundred twenty-nine thousand, four hundred two".