1342729590 has 16 divisors (see below), whose sum is σ = 3222551088. Its totient is φ = 358061216.

The previous prime is 1342729589. The next prime is 1342729631. The reversal of 1342729590 is 959272431.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22378797 + ... + 22378856.

It is an arithmetic number, because the mean of its divisors is an integer number (201409443).

Almost surely, 2^1342729590 is an apocalyptic number.

1342729590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1342729590 is an abundant number, since it is smaller than the sum of its proper divisors (1879821498).

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

1342729590 is a wasteful number, since it uses less digits than its factorization.

1342729590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44757663.

The product of its (nonzero) digits is 136080, while the sum is 42.

The square root of 1342729590 is about 36643.2748263580. The cubic root of 1342729590 is about 1103.2218461681.

The spelling of 1342729590 in words is "one billion, three hundred forty-two million, seven hundred twenty-nine thousand, five hundred ninety".