1234402 has 16 divisors (see below), whose sum is σ = 2012472. Its totient is φ = 564480.

The previous prime is 1234393. The next prime is 1234417. The reversal of 1234402 is 2044321.

It can be written as a sum of positive squares in 4 ways, for example, as 1212201 + 22201 = 1101^2 + 149^2 .

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5002 + ... + 5242.

2^1234402 is an apocalyptic number.

1234402 is a deficient number, since it is larger than the sum of its proper divisors (778070).

1234402 is a wasteful number, since it uses less digits than its factorization.

1234402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 1234402 is about 1111.0364530473. The cubic root of 1234402 is about 107.2717927978.

Adding to 1234402 its reverse (2044321), we get a palindrome (3278723).

The spelling of 1234402 in words is "one million, two hundred thirty-four thousand, four hundred two".