61652299 has 2 divisors, whose sum is σ = 61652300. Its totient is φ = 61652298.

The previous prime is 61652291. The next prime is 61652333. The reversal of 61652299 is 99225616.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61652299 - 2³ = 61652291 is a prime.

It is not a weakly prime, because it can be changed into another prime (61652291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30826149 + 30826150.

It is an arithmetic number, because the mean of its divisors is an integer number (30826150).

Almost surely, 2^61652299 is an apocalyptic number.

61652299 is a deficient number, since it is larger than the sum of its proper divisors (1).

61652299 is an equidigital number, since it uses as much as digits as its factorization.

61652299 is an evil number, because the sum of its binary digits is even.

The product of its digits is 58320, while the sum is 40.

The square root of 61652299 is about 7851.8977960745. The cubic root of 61652299 is about 395.0479010434.

It can be divided in two parts, 6165 and 2299, that added together give a square (8464 = 92²).

The spelling of 61652299 in words is "sixty-one million, six hundred fifty-two thousand, two hundred ninety-nine".