64146652 has 12 divisors (see below), whose sum is σ = 112348656. Its totient is φ = 32047040.

The previous prime is 64146631. The next prime is 64146659. The reversal of 64146652 is 25664146.

It is a super-2 number, since 2×64146652² = 8229585925618208, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64146659) 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, 448 + ... + 11335.

It is an arithmetic number, because the mean of its divisors is an integer number (9362388).

Almost surely, 2^64146652 is an apocalyptic number.

It is an amenable number.

64146652 is a deficient number, since it is larger than the sum of its proper divisors (48202004).

64146652 is a wasteful number, since it uses less digits than its factorization.

64146652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13148 (or 13146 counting only the distinct ones).

The product of its digits is 34560, while the sum is 34.

The square root of 64146652 is about 8009.1605053214. The cubic root of 64146652 is about 400.3052919328.

The spelling of 64146652 in words is "sixty-four million, one hundred forty-six thousand, six hundred fifty-two".