64102046 has 4 divisors (see below), whose sum is σ = 96153072. Its totient is φ = 32051022.

The previous prime is 64102043. The next prime is 64102057. The reversal of 64102046 is 64020146.

It is a happy number.

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

It is a super-2 number, since 2×64102046² = 8218144602772232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64102043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16025510 + ... + 16025513.

It is an arithmetic number, because the mean of its divisors is an integer number (24038268).

Almost surely, 2^64102046 is an apocalyptic number.

64102046 is a deficient number, since it is larger than the sum of its proper divisors (32051026).

64102046 is a wasteful number, since it uses less digits than its factorization.

64102046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32051025.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 64102046 is about 8006.3753346942. The cubic root of 64102046 is about 400.2124829408.

The spelling of 64102046 in words is "sixty-four million, one hundred two thousand, forty-six".