7249135 has 4 divisors (see below), whose sum is σ = 8698968. Its totient is φ = 5799304.

The previous prime is 7249129. The next prime is 7249141. The reversal of 7249135 is 5319427.

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

It is an interprime number because it is at equal distance from previous prime (7249129) and next prime (7249141).

It is a cyclic number.

It is not a de Polignac number, because 7249135 - 2⁷ = 7249007 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7249097 and 7249106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 724909 + ... + 724918.

It is an arithmetic number, because the mean of its divisors is an integer number (2174742).

Almost surely, 2^7249135 is an apocalyptic number.

7249135 is a deficient number, since it is larger than the sum of its proper divisors (1449833).

7249135 is a wasteful number, since it uses less digits than its factorization.

7249135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1449832.

The product of its digits is 7560, while the sum is 31.

The square root of 7249135 is about 2692.4217723083. The cubic root of 7249135 is about 193.5361344648.

The spelling of 7249135 in words is "seven million, two hundred forty-nine thousand, one hundred thirty-five".