3719964427 has 4 divisors (see below), whose sum is σ = 3720086496. Its totient is φ = 3719842360.

The previous prime is 3719964421. The next prime is 3719964439. The reversal of 3719964427 is 7244699173.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 7244699173 = 487 ⋅14876179.

It is a cyclic number.

It is not a de Polignac number, because 3719964427 - 2³¹ = 1572480779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3719964421) 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, 27102 + ... + 90412.

It is an arithmetic number, because the mean of its divisors is an integer number (930021624).

Almost surely, 2^3719964427 is an apocalyptic number.

3719964427 is a deficient number, since it is larger than the sum of its proper divisors (122069).

3719964427 is an equidigital number, since it uses as much as digits as its factorization.

3719964427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122068.

The product of its digits is 2286144, while the sum is 52.

The square root of 3719964427 is about 60991.5111060548. The cubic root of 3719964427 is about 1549.4572400033.

The spelling of 3719964427 in words is "three billion, seven hundred nineteen million, nine hundred sixty-four thousand, four hundred twenty-seven".