959190640 has 20 divisors (see below), whose sum is σ = 2230118424. Its totient is φ = 383676224.

The previous prime is 959190619. The next prime is 959190641. The reversal of 959190640 is 46091959.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (959190641) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 5994862 + ... + 5995021.

Almost surely, 2^959190640 is an apocalyptic number.

It is an amenable number.

959190640 is an abundant number, since it is smaller than the sum of its proper divisors (1270927784).

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

959190640 is a wasteful number, since it uses less digits than its factorization.

959190640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11989896 (or 11989890 counting only the distinct ones).

The product of its (nonzero) digits is 87480, while the sum is 43.

The square root of 959190640 is about 30970.8030247845. The cubic root of 959190640 is about 986.2075221469.

The spelling of 959190640 in words is "nine hundred fifty-nine million, one hundred ninety thousand, six hundred forty".