1040402204 has 12 divisors (see below), whose sum is σ = 1821196104. Its totient is φ = 520060464.

The previous prime is 1040402203. The next prime is 1040402213. The reversal of 1040402204 is 4022040401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040402203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17534 + ... + 48869.

It is an arithmetic number, because the mean of its divisors is an integer number (151766342).

Almost surely, 2^1040402204 is an apocalyptic number.

It is an amenable number.

1040402204 is a deficient number, since it is larger than the sum of its proper divisors (780793900).

1040402204 is a wasteful number, since it uses less digits than its factorization.

1040402204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70324 (or 70322 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 1040402204 is about 32255.2662986992. The cubic root of 1040402204 is about 1013.2899949244.

Adding to 1040402204 its reverse (4022040401), we get a palindrome (5062442605).

The spelling of 1040402204 in words is "one billion, forty million, four hundred two thousand, two hundred four".