1499056390 has 16 divisors (see below), whose sum is σ = 2905863408. Its totient is φ = 553497696.

The previous prime is 1499056381. The next prime is 1499056393. The reversal of 1499056390 is 936509941.

It is a self number, because there is not a number n which added to its sum of digits gives 1499056390.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1499056393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5765472 + ... + 5765731.

It is an arithmetic number, because the mean of its divisors is an integer number (181616463).

Almost surely, 2^1499056390 is an apocalyptic number.

1499056390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1499056390 is a deficient number, since it is larger than the sum of its proper divisors (1406807018).

1499056390 is a wasteful number, since it uses less digits than its factorization.

1499056390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11531223.

The product of its (nonzero) digits is 262440, while the sum is 46.

The square root of 1499056390 is about 38717.6495929182. The cubic root of 1499056390 is about 1144.4741558008.

The spelling of 1499056390 in words is "one billion, four hundred ninety-nine million, fifty-six thousand, three hundred ninety".