3772394321 has 2 divisors, whose sum is σ = 3772394322. Its totient is φ = 3772394320.

The previous prime is 3772394287. The next prime is 3772394341. The reversal of 3772394321 is 1234932773.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3544535296 + 227859025 = 59536^2 + 15095^2 .

It is a cyclic number.

It is not a de Polignac number, because 3772394321 - 2¹⁴ = 3772377937 is a prime.

It is a super-2 number, since 2×3772394321² = 28461917826226102082, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3772394341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1886197160 + 1886197161.

It is an arithmetic number, because the mean of its divisors is an integer number (1886197161).

Almost surely, 2^3772394321 is an apocalyptic number.

It is an amenable number.

3772394321 is a deficient number, since it is larger than the sum of its proper divisors (1).

3772394321 is an equidigital number, since it uses as much as digits as its factorization.

3772394321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 190512, while the sum is 41.

The square root of 3772394321 is about 61419.8202618666. The cubic root of 3772394321 is about 1556.7027554132.

The spelling of 3772394321 in words is "three billion, seven hundred seventy-two million, three hundred ninety-four thousand, three hundred twenty-one".