3214250381 has 2 divisors, whose sum is σ = 3214250382. Its totient is φ = 3214250380.

The previous prime is 3214250323. The next prime is 3214250399. The reversal of 3214250381 is 1830524123.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3134880100 + 79370281 = 55990^2 + 8909^2 .

It is a cyclic number.

It is not a de Polignac number, because 3214250381 - 2²² = 3210056077 is a prime.

It is a super-2 number, since 2×3214250381² = 20662811023517290322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3214250681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1607125190 + 1607125191.

It is an arithmetic number, because the mean of its divisors is an integer number (1607125191).

Almost surely, 2^3214250381 is an apocalyptic number.

It is an amenable number.

3214250381 is a deficient number, since it is larger than the sum of its proper divisors (1).

3214250381 is an equidigital number, since it uses as much as digits as its factorization.

3214250381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 3214250381 is about 56694.3593402377. The cubic root of 3214250381 is about 1475.7968125659.

The spelling of 3214250381 in words is "three billion, two hundred fourteen million, two hundred fifty thousand, three hundred eighty-one".