36722461 has 2 divisors, whose sum is σ = 36722462. Its totient is φ = 36722460.

The previous prime is 36722443. The next prime is 36722527. The reversal of 36722461 is 16422763.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18922500 + 17799961 = 4350^2 + 4219^2 .

It is a cyclic number.

It is not a de Polignac number, because 36722461 - 2¹¹ = 36720413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36702461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18361230 + 18361231.

It is an arithmetic number, because the mean of its divisors is an integer number (18361231).

Almost surely, 2^36722461 is an apocalyptic number.

It is an amenable number.

36722461 is a deficient number, since it is larger than the sum of its proper divisors (1).

36722461 is an equidigital number, since it uses as much as digits as its factorization.

36722461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 31.

The square root of 36722461 is about 6059.9060223736. The cubic root of 36722461 is about 332.3869206746.

The spelling of 36722461 in words is "thirty-six million, seven hundred twenty-two thousand, four hundred sixty-one".