1954170436 has 45 divisors (see below), whose sum is σ = 3694114655. Its totient is φ = 904454760.

The previous prime is 1954170433. The next prime is 1954170437. The reversal of 1954170436 is 6340714591.

The square root of 1954170436 is 44206.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1954170433) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 63037741 + ... + 63037771.

Almost surely, 2^1954170436 is an apocalyptic number.

1954170436 is the 44206-th square number.

It is an amenable number.

1954170436 is a deficient number, since it is larger than the sum of its proper divisors (1739944219).

1954170436 is an frugal number, since it uses more digits than its factorization.

1954170436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174 (or 56 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 40.

The cubic root of 1954170436 is about 1250.2229865659. Note that the first 3 decimals are identical.

The spelling of 1954170436 in words is "one billion, nine hundred fifty-four million, one hundred seventy thousand, four hundred thirty-six".