4620640357 has 2 divisors, whose sum is σ = 4620640358. Its totient is φ = 4620640356.

The previous prime is 4620640337. The next prime is 4620640391. The reversal of 4620640357 is 7530460264.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3814421121 + 806219236 = 61761^2 + 28394^2 .

It is a cyclic number.

It is not a de Polignac number, because 4620640357 - 2¹⁹ = 4620116069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4620640337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2310320178 + 2310320179.

It is an arithmetic number, because the mean of its divisors is an integer number (2310320179).

Almost surely, 2^4620640357 is an apocalyptic number.

It is an amenable number.

4620640357 is a deficient number, since it is larger than the sum of its proper divisors (1).

4620640357 is an equidigital number, since it uses as much as digits as its factorization.

4620640357 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 37.

The square root of 4620640357 is about 67975.2922538771. The cubic root of 4620640357 is about 1665.5872550243.

The spelling of 4620640357 in words is "four billion, six hundred twenty million, six hundred forty thousand, three hundred fifty-seven".