3427240357 has 2 divisors, whose sum is σ = 3427240358. Its totient is φ = 3427240356.

The previous prime is 3427240343. The next prime is 3427240381. The reversal of 3427240357 is 7530427243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2754045441 + 673194916 = 52479^2 + 25946^2 .

It is a cyclic number.

It is not a de Polignac number, because 3427240357 - 2²³ = 3418851749 is a prime.

It is a super-3 number, since 3×3427240357³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3427240057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1713620178 + 1713620179.

It is an arithmetic number, because the mean of its divisors is an integer number (1713620179).

Almost surely, 2^3427240357 is an apocalyptic number.

It is an amenable number.

3427240357 is a deficient number, since it is larger than the sum of its proper divisors (1).

3427240357 is an equidigital number, since it uses as much as digits as its factorization.

3427240357 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 141120, while the sum is 37.

The square root of 3427240357 is about 58542.6370861443. The cubic root of 3427240357 is about 1507.6997207215.

The spelling of 3427240357 in words is "three billion, four hundred twenty-seven million, two hundred forty thousand, three hundred fifty-seven".