3450402 has 12 divisors (see below), whose sum is σ = 7475910. Its totient is φ = 1150128.

The previous prime is 3450401. The next prime is 3450407. The reversal of 3450402 is 2040543.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3101121 + 349281 = 1761^2 + 591^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 191689 = 3450402 / (3 + 4 + 5 + 0 + 4 + 0 + 2).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3450401) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 95827 + ... + 95862.

Almost surely, 2^3450402 is an apocalyptic number.

3450402 is an abundant number, since it is smaller than the sum of its proper divisors (4025508).

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

3450402 is a wasteful number, since it uses less digits than its factorization.

3450402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191697 (or 191694 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 3450402 is about 1857.5257737108. The cubic root of 3450402 is about 151.1088494872.

Adding to 3450402 its reverse (2040543), we get a palindrome (5490945).

The spelling of 3450402 in words is "three million, four hundred fifty thousand, four hundred two".