64046023 has 4 divisors (see below), whose sum is σ = 64289808. Its totient is φ = 63802240.

The previous prime is 64045999. The next prime is 64046051. The reversal of 64046023 is 32064046.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-64046023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64046063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121498 + ... + 122023.

It is an arithmetic number, because the mean of its divisors is an integer number (16072452).

Almost surely, 2^64046023 is an apocalyptic number.

64046023 is a deficient number, since it is larger than the sum of its proper divisors (243785).

64046023 is a wasteful number, since it uses less digits than its factorization.

64046023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243784.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 64046023 is about 8002.8759205676. The cubic root of 64046023 is about 400.0958582761.

The spelling of 64046023 in words is "sixty-four million, forty-six thousand, twenty-three".