1956471402 has 32 divisors (see below), whose sum is σ = 4092415488. Its totient is φ = 622374896.

The previous prime is 1956471389. The next prime is 1956471403. The reversal of 1956471402 is 2041746591.

It is not an unprimeable number, because it can be changed into a prime (1956471403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45133 + ... + 77135.

It is an arithmetic number, because the mean of its divisors is an integer number (127887984).

Almost surely, 2^1956471402 is an apocalyptic number.

1956471402 is an abundant number, since it is smaller than the sum of its proper divisors (2135944086).

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

1956471402 is a wasteful number, since it uses less digits than its factorization.

1956471402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32474.

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 1956471402 is about 44232.0178377609. The cubic root of 1956471402 is about 1250.7134917595.

The spelling of 1956471402 in words is "one billion, nine hundred fifty-six million, four hundred seventy-one thousand, four hundred two".