1499368390 has 64 divisors (see below), whose sum is σ = 3115034496. Its totient is φ = 515192832.

The previous prime is 1499368313. The next prime is 1499368391. The reversal of 1499368390 is 938639941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1499368391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 103854 + ... + 117406.

It is an arithmetic number, because the mean of its divisors is an integer number (48672414).

Almost surely, 2^1499368390 is an apocalyptic number.

1499368390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1499368390 is an abundant number, since it is smaller than the sum of its proper divisors (1615666106).

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

1499368390 is a wasteful number, since it uses less digits than its factorization.

1499368390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13633.

The product of its (nonzero) digits is 1259712, while the sum is 52.

The square root of 1499368390 is about 38721.6785534925. The cubic root of 1499368390 is about 1144.5535504496.

The spelling of 1499368390 in words is "one billion, four hundred ninety-nine million, three hundred sixty-eight thousand, three hundred ninety".