1339372490 has 16 divisors (see below), whose sum is σ = 2412281952. Its totient is φ = 535435344.

The previous prime is 1339372483. The next prime is 1339372499. The reversal of 1339372490 is 942739331.

It is not an unprimeable number, because it can be changed into a prime (1339372499) 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, 20864 + ... + 55803.

It is an arithmetic number, because the mean of its divisors is an integer number (150767622).

Almost surely, 2^1339372490 is an apocalyptic number.

1339372490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1339372490 is a deficient number, since it is larger than the sum of its proper divisors (1072909462).

1339372490 is a wasteful number, since it uses less digits than its factorization.

1339372490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78421.

The product of its (nonzero) digits is 122472, while the sum is 41.

The square root of 1339372490 is about 36597.4382983290. The cubic root of 1339372490 is about 1102.3016517148.

The spelling of 1339372490 in words is "one billion, three hundred thirty-nine million, three hundred seventy-two thousand, four hundred ninety".