61936337 has 2 divisors, whose sum is σ = 61936338. Its totient is φ = 61936336.

The previous prime is 61936319. The next prime is 61936351. The reversal of 61936337 is 73363916.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56535361 + 5400976 = 7519^2 + 2324^2 .

It is a cyclic number.

It is not a de Polignac number, because 61936337 - 2¹⁶ = 61870801 is a prime.

It is a super-2 number, since 2×61936337² = 7672219681955138, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 61936337.

It is not a weakly prime, because it can be changed into another prime (61936387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30968168 + 30968169.

It is an arithmetic number, because the mean of its divisors is an integer number (30968169).

Almost surely, 2^61936337 is an apocalyptic number.

It is an amenable number.

61936337 is a deficient number, since it is larger than the sum of its proper divisors (1).

61936337 is an equidigital number, since it uses as much as digits as its factorization.

61936337 is an evil number, because the sum of its binary digits is even.

The product of its digits is 61236, while the sum is 38.

The square root of 61936337 is about 7869.9642311767. The cubic root of 61936337 is about 395.6536461583.

The spelling of 61936337 in words is "sixty-one million, nine hundred thirty-six thousand, three hundred thirty-seven".