3731947373 has 16 divisors (see below), whose sum is σ = 4654696320. Its totient is φ = 2906836800.

The previous prime is 3731947367. The next prime is 3731947399. The reversal of 3731947373 is 3737491373.

It is not a de Polignac number, because 3731947373 - 2¹⁰ = 3731946349 is a prime.

It is a super-2 number, since 2×3731947373² = 27854862389683202258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3731947573) 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, 215663 + ... + 232323.

It is an arithmetic number, because the mean of its divisors is an integer number (290918520).

Almost surely, 2^3731947373 is an apocalyptic number.

It is an amenable number.

3731947373 is a deficient number, since it is larger than the sum of its proper divisors (922748947).

3731947373 is a wasteful number, since it uses less digits than its factorization.

3731947373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19588.

The product of its digits is 1000188, while the sum is 47.

The square root of 3731947373 is about 61089.6666630290. Note that the first 5 decimals coincide. The cubic root of 3731947373 is about 1551.1191879422.

The spelling of 3731947373 in words is "three billion, seven hundred thirty-one million, nine hundred forty-seven thousand, three hundred seventy-three".