64733842 has 4 divisors (see below), whose sum is σ = 97100766. Its totient is φ = 32366920.

The previous prime is 64733839. The next prime is 64733863. The reversal of 64733842 is 24833746.

It is a happy number.

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., 42915601 + 21818241 = 6551^2 + 4671^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16183459 + ... + 16183462.

Almost surely, 2^64733842 is an apocalyptic number.

64733842 is a deficient number, since it is larger than the sum of its proper divisors (32366924).

64733842 is a wasteful number, since it uses less digits than its factorization.

64733842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32366923.

The product of its digits is 96768, while the sum is 37.

The square root of 64733842 is about 8045.7343978036. The cubic root of 64733842 is about 401.5230310807.

The spelling of 64733842 in words is "sixty-four million, seven hundred thirty-three thousand, eight hundred forty-two".