3934402 has 8 divisors (see below), whose sum is σ = 6013116. Its totient is φ = 1930032.

The previous prime is 3934373. The next prime is 3934421. The reversal of 3934402 is 2044393.

It can be written as a sum of positive squares in 2 ways, for example, as 3837681 + 96721 = 1959^2 + 311^2 .

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

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, 18453 + ... + 18664.

Almost surely, 2^3934402 is an apocalyptic number.

3934402 is a deficient number, since it is larger than the sum of its proper divisors (2078714).

3934402 is a wasteful number, since it uses less digits than its factorization.

3934402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37172.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 3934402 is about 1983.5327070659. The cubic root of 3934402 is about 157.8675651450.

Adding to 3934402 its reverse (2044393), we get a palindrome (5978795).

The spelling of 3934402 in words is "three million, nine hundred thirty-four thousand, four hundred two".