36402551 has 2 divisors, whose sum is σ = 36402552. Its totient is φ = 36402550.

The previous prime is 36402533. The next prime is 36402589. The reversal of 36402551 is 15520463.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 36402551 - 2¹⁰ = 36401527 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 36402551.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36402851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18201275 + 18201276.

It is an arithmetic number, because the mean of its divisors is an integer number (18201276).

Almost surely, 2^36402551 is an apocalyptic number.

36402551 is a deficient number, since it is larger than the sum of its proper divisors (1).

36402551 is an equidigital number, since it uses as much as digits as its factorization.

36402551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 36402551 is about 6033.4526599618. The cubic root of 36402551 is about 331.4189011196.

The spelling of 36402551 in words is "thirty-six million, four hundred two thousand, five hundred fifty-one".