64241626 has 4 divisors (see below), whose sum is σ = 96362442. Its totient is φ = 32120812.

The previous prime is 64241609. The next prime is 64241633. The reversal of 64241626 is 62614246.

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

It can be written as a sum of positive squares in only one way, i.e., 64016001 + 225625 = 8001^2 + 475^2 .

It is a super-2 number, since 2×64241626² = 8253973022247752, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16060405 + ... + 16060408.

Almost surely, 2^64241626 is an apocalyptic number.

64241626 is a deficient number, since it is larger than the sum of its proper divisors (32120816).

64241626 is a wasteful number, since it uses less digits than its factorization.

64241626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32120815.

The product of its digits is 13824, while the sum is 31.

The square root of 64241626 is about 8015.0873981511. The cubic root of 64241626 is about 400.5027553280.

The spelling of 64241626 in words is "sixty-four million, two hundred forty-one thousand, six hundred twenty-six".