64009035 has 20 divisors (see below), whose sum is σ = 114742848. Its totient is φ = 34137936.

The previous prime is 64009031. The next prime is 64009037. The reversal of 64009035 is 53090046.

It is a happy number.

It is not a de Polignac number, because 64009035 - 2² = 64009031 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (64009031) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 78619 + ... + 79428.

Almost surely, 2^64009035 is an apocalyptic number.

64009035 is a deficient number, since it is larger than the sum of its proper divisors (50733813).

64009035 is a wasteful number, since it uses less digits than its factorization.

64009035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158064 (or 158055 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 64009035 is about 8000.5646675719. The cubic root of 64009035 is about 400.0188220310.

The spelling of 64009035 in words is "sixty-four million, nine thousand, thirty-five".