990349734 has 16 divisors (see below), whose sum is σ = 2160763200. Its totient is φ = 300105960.

The previous prime is 990349721. The next prime is 990349747. The reversal of 990349734 is 437943099.

990349734 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (990349721) and next prime (990349747).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7502584 + ... + 7502715.

It is an arithmetic number, because the mean of its divisors is an integer number (135047700).

Almost surely, 2^990349734 is an apocalyptic number.

990349734 is an abundant number, since it is smaller than the sum of its proper divisors (1170413466).

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

990349734 is a wasteful number, since it uses less digits than its factorization.

990349734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15005315.

The product of its (nonzero) digits is 734832, while the sum is 48.

The square root of 990349734 is about 31469.8225924456. The cubic root of 990349734 is about 996.7728413166.

The spelling of 990349734 in words is "nine hundred ninety million, three hundred forty-nine thousand, seven hundred thirty-four".