3830402 has 4 divisors (see below), whose sum is σ = 5745606. Its totient is φ = 1915200.

The previous prime is 3830401. The next prime is 3830413. The reversal of 3830402 is 2040383.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2040383 = 107 ⋅19069.

It can be written as a sum of positive squares in only one way, i.e., 2725801 + 1104601 = 1651^2 + 1051^2 .

It is not an unprimeable number, because it can be changed into a prime (3830401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 957599 + ... + 957602.

Almost surely, 2^3830402 is an apocalyptic number.

3830402 is a deficient number, since it is larger than the sum of its proper divisors (1915204).

3830402 is a wasteful number, since it uses less digits than its factorization.

3830402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1915203.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 3830402 is about 1957.1412825854. The cubic root of 3830402 is about 156.4641283931.

Adding to 3830402 its reverse (2040383), we get a palindrome (5870785).

The spelling of 3830402 in words is "three million, eight hundred thirty thousand, four hundred two".