7353649 has 4 divisors (see below), whose sum is σ = 7361136. Its totient is φ = 7346164.

The previous prime is 7353641. The next prime is 7353659. The reversal of 7353649 is 9463537.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 7353649 - 2³ = 7353641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7353641) 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, 1999 + ... + 4324.

It is an arithmetic number, because the mean of its divisors is an integer number (1840284).

Almost surely, 2^7353649 is an apocalyptic number.

It is an amenable number.

7353649 is a deficient number, since it is larger than the sum of its proper divisors (7487).

7353649 is a wasteful number, since it uses less digits than its factorization.

7353649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7486.

The product of its digits is 68040, while the sum is 37.

The square root of 7353649 is about 2711.7612358023. The cubic root of 7353649 is about 194.4617988562.

The spelling of 7353649 in words is "seven million, three hundred fifty-three thousand, six hundred forty-nine".