507220349 has 2 divisors, whose sum is σ = 507220350. Its totient is φ = 507220348.

The previous prime is 507220331. The next prime is 507220367. The reversal of 507220349 is 943022705.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (507220331) and next prime (507220367).

It can be written as a sum of positive squares in only one way, i.e., 383454724 + 123765625 = 19582^2 + 11125^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-507220349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (507220319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253610174 + 253610175.

It is an arithmetic number, because the mean of its divisors is an integer number (253610175).

Almost surely, 2^507220349 is an apocalyptic number.

It is an amenable number.

507220349 is a deficient number, since it is larger than the sum of its proper divisors (1).

507220349 is an equidigital number, since it uses as much as digits as its factorization.

507220349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 507220349 is about 22521.5529881933. The cubic root of 507220349 is about 797.5028116108.

The spelling of 507220349 in words is "five hundred seven million, two hundred twenty thousand, three hundred forty-nine".