36451601 has 8 divisors (see below), whose sum is σ = 37103304. Its totient is φ = 35804160.

The previous prime is 36451589. The next prime is 36451603. The reversal of 36451601 is 10615463.

It can be written as a sum of positive squares in 4 ways, for example, as 8994001 + 27457600 = 2999^2 + 5240^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36451601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36451603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19625 + ... + 21401.

It is an arithmetic number, because the mean of its divisors is an integer number (4637913).

Almost surely, 2^36451601 is an apocalyptic number.

It is an amenable number.

36451601 is a deficient number, since it is larger than the sum of its proper divisors (651703).

36451601 is a wasteful number, since it uses less digits than its factorization.

36451601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2131.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 36451601 is about 6037.5161283428. The cubic root of 36451601 is about 331.5676892382.

The spelling of 36451601 in words is "thirty-six million, four hundred fifty-one thousand, six hundred one".