7649763 has 16 divisors (see below), whose sum is σ = 11318400. Its totient is φ = 4556480.

The previous prime is 7649749. The next prime is 7649783. The reversal of 7649763 is 3679467.

It is a cyclic number.

It is not a de Polignac number, because 7649763 - 2⁹ = 7649251 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (7649783) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18 + ... + 3911.

It is an arithmetic number, because the mean of its divisors is an integer number (707400).

Almost surely, 2^7649763 is an apocalyptic number.

7649763 is a deficient number, since it is larger than the sum of its proper divisors (3668637).

7649763 is a wasteful number, since it uses less digits than its factorization.

7649763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4002.

The product of its digits is 190512, while the sum is 42.

The square root of 7649763 is about 2765.8204930906. The cubic root of 7649763 is about 197.0376988157.

The spelling of 7649763 in words is "seven million, six hundred forty-nine thousand, seven hundred sixty-three".