7245126 has 40 divisors (see below), whose sum is σ = 18556560. Its totient is φ = 2069712.

The previous prime is 7245071. The next prime is 7245127. The reversal of 7245126 is 6215427.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 7245126.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7245127) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2061 + ... + 4328.

It is an arithmetic number, because the mean of its divisors is an integer number (463914).

Almost surely, 2^7245126 is an apocalyptic number.

7245126 is an abundant number, since it is smaller than the sum of its proper divisors (11311434).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7245126 is a wasteful number, since it uses less digits than its factorization.

7245126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6410 (or 6401 counting only the distinct ones).

The product of its digits is 3360, while the sum is 27.

The square root of 7245126 is about 2691.6771723221. The cubic root of 7245126 is about 193.5004506930.

The spelling of 7245126 in words is "seven million, two hundred forty-five thousand, one hundred twenty-six".