990713295 has 256 divisors, whose sum is σ = 2267596800. Its totient is φ = 403107840.

The previous prime is 990713291. The next prime is 990713357. The reversal of 990713295 is 592317099.

It is a happy number.

It is not a de Polignac number, because 990713295 - 2² = 990713291 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 990713295.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (990713291) 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 255 ways as a sum of consecutive naturals, for example, 13571379 + ... + 13571451.

It is an arithmetic number, because the mean of its divisors is an integer number (8857800).

Almost surely, 2^990713295 is an apocalyptic number.

990713295 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

990713295 is an abundant number, since it is smaller than the sum of its proper divisors (1276883505).

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

990713295 is a wasteful number, since it uses less digits than its factorization.

990713295 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167 (or 161 counting only the distinct ones).

The product of its (nonzero) digits is 153090, while the sum is 45.

The square root of 990713295 is about 31475.5984057492. The cubic root of 990713295 is about 996.8947993761.

The spelling of 990713295 in words is "nine hundred ninety million, seven hundred thirteen thousand, two hundred ninety-five".