1958229412 has 12 divisors (see below), whose sum is σ = 3437852236. Its totient is φ = 975985920.

The previous prime is 1958229401. The next prime is 1958229419. The reversal of 1958229412 is 2149228591.

It can be written as a sum of positive squares in 2 ways, for example, as 564252516 + 1393976896 = 23754^2 + 37336^2 .

It is not an unprimeable number, because it can be changed into a prime (1958229419) 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, 780789 + ... + 783292.

Almost surely, 2^1958229412 is an apocalyptic number.

It is an amenable number.

1958229412 is a deficient number, since it is larger than the sum of its proper divisors (1479622824).

1958229412 is a wasteful number, since it uses less digits than its factorization.

1958229412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1564398 (or 1564396 counting only the distinct ones).

The product of its digits is 103680, while the sum is 43.

The square root of 1958229412 is about 44251.8859711086. The cubic root of 1958229412 is about 1251.0879939672.

The spelling of 1958229412 in words is "one billion, nine hundred fifty-eight million, two hundred twenty-nine thousand, four hundred twelve".