36499531 has 2 divisors, whose sum is σ = 36499532. Its totient is φ = 36499530.

The previous prime is 36499453. The next prime is 36499549. The reversal of 36499531 is 13599463.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 36499531 - 2¹³ = 36491339 is a prime.

It is a super-2 number, since 2×36499531² = 2664431526439922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (36499571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18249765 + 18249766.

It is an arithmetic number, because the mean of its divisors is an integer number (18249766).

Almost surely, 2^36499531 is an apocalyptic number.

36499531 is a deficient number, since it is larger than the sum of its proper divisors (1).

36499531 is an equidigital number, since it uses as much as digits as its factorization.

36499531 is an evil number, because the sum of its binary digits is even.

The product of its digits is 87480, while the sum is 40.

The square root of 36499531 is about 6041.4841719564. The cubic root of 36499531 is about 331.7129510698.

The spelling of 36499531 in words is "thirty-six million, four hundred ninety-nine thousand, five hundred thirty-one".