1958840152 has 16 divisors (see below), whose sum is σ = 3791304000. Its totient is φ = 947825760.

The previous prime is 1958840129. The next prime is 1958840153. The reversal of 1958840152 is 2510488591.

It is a junction number, because it is equal to n+sod(n) for n = 1958840099 and 1958840108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1958840153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3949027 + ... + 3949522.

It is an arithmetic number, because the mean of its divisors is an integer number (236956500).

Almost surely, 2^1958840152 is an apocalyptic number.

It is an amenable number.

1958840152 is a deficient number, since it is larger than the sum of its proper divisors (1832463848).

1958840152 is a wasteful number, since it uses less digits than its factorization.

1958840152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7898586 (or 7898582 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 43.

The square root of 1958840152 is about 44258.7861559713. The cubic root of 1958840152 is about 1251.2180451340.

The spelling of 1958840152 in words is "one billion, nine hundred fifty-eight million, eight hundred forty thousand, one hundred fifty-two".