36642099 has 32 divisors (see below), whose sum is σ = 54987520. Its totient is φ = 21555072.

The previous prime is 36642097. The next prime is 36642107. The reversal of 36642099 is 99024663.

It is a happy number.

It is not a de Polignac number, because 36642099 - 2¹ = 36642097 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36642091) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 96492 + ... + 96870.

It is an arithmetic number, because the mean of its divisors is an integer number (1718360).

Almost surely, 2^36642099 is an apocalyptic number.

36642099 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

36642099 is a deficient number, since it is larger than the sum of its proper divisors (18345421).

36642099 is a wasteful number, since it uses less digits than its factorization.

36642099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499.

The product of its (nonzero) digits is 69984, while the sum is 39.

The square root of 36642099 is about 6053.2717599658. The cubic root of 36642099 is about 332.1442827417.

The spelling of 36642099 in words is "thirty-six million, six hundred forty-two thousand, ninety-nine".