36161237 has 16 divisors (see below), whose sum is σ = 44520960. Its totient is φ = 28676592.

The previous prime is 36161233. The next prime is 36161239. The reversal of 36161237 is 73216163.

It is not a de Polignac number, because 36161237 - 2² = 36161233 is a prime.

It is a super-2 number, since 2×36161237² = 2615270122740338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36161233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2558 + ... + 8880.

It is an arithmetic number, because the mean of its divisors is an integer number (2782560).

Almost surely, 2^36161237 is an apocalyptic number.

It is an amenable number.

36161237 is a deficient number, since it is larger than the sum of its proper divisors (8359723).

36161237 is a wasteful number, since it uses less digits than its factorization.

36161237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6392.

The product of its digits is 4536, while the sum is 29.

The square root of 36161237 is about 6013.4214054896. The cubic root of 36161237 is about 330.6849471002.

The spelling of 36161237 in words is "thirty-six million, one hundred sixty-one thousand, two hundred thirty-seven".