1304022490 has 16 divisors (see below), whose sum is σ = 2449294848. Its totient is φ = 498930256.

The previous prime is 1304022443. The next prime is 1304022493. The reversal of 1304022490 is 942204031.

It is not an unprimeable number, because it can be changed into a prime (1304022493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2834602 + ... + 2835061.

It is an arithmetic number, because the mean of its divisors is an integer number (153080928).

Almost surely, 2^1304022490 is an apocalyptic number.

1304022490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1304022490 is a deficient number, since it is larger than the sum of its proper divisors (1145272358).

1304022490 is a wasteful number, since it uses less digits than its factorization.

1304022490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5669693.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 1304022490 is about 36111.2515706670. The cubic root of 1304022490 is about 1092.5173950420.

The spelling of 1304022490 in words is "one billion, three hundred four million, twenty-two thousand, four hundred ninety".