7664534 has 4 divisors (see below), whose sum is σ = 11496804. Its totient is φ = 3832266.

The previous prime is 7664519. The next prime is 7664537. The reversal of 7664534 is 4354667.

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

It is a junction number, because it is equal to n+sod(n) for n = 7664494 and 7664503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7664537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1916132 + ... + 1916135.

It is an arithmetic number, because the mean of its divisors is an integer number (2874201).

Almost surely, 2^7664534 is an apocalyptic number.

7664534 is a deficient number, since it is larger than the sum of its proper divisors (3832270).

7664534 is a wasteful number, since it uses less digits than its factorization.

7664534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3832269.

The product of its digits is 60480, while the sum is 35.

The square root of 7664534 is about 2768.4894798428. The cubic root of 7664534 is about 197.1644379312.

The spelling of 7664534 in words is "seven million, six hundred sixty-four thousand, five hundred thirty-four".