1958740432 has 40 divisors (see below), whose sum is σ = 4144815072. Its totient is φ = 889315200.

The previous prime is 1958740423. The next prime is 1958740477. The reversal of 1958740432 is 2340478591.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

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, 159703 + ... + 171529.

Almost surely, 2^1958740432 is an apocalyptic number.

It is an amenable number.

1958740432 is an abundant number, since it is smaller than the sum of its proper divisors (2186074640).

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

1958740432 is a wasteful number, since it uses less digits than its factorization.

1958740432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12787 (or 12781 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 43.

The square root of 1958740432 is about 44257.6595856582. The cubic root of 1958740432 is about 1251.1968125727.

The spelling of 1958740432 in words is "one billion, nine hundred fifty-eight million, seven hundred forty thousand, four hundred thirty-two".