7247772 has 48 divisors (see below), whose sum is σ = 21477120. Its totient is φ = 2070576.

The previous prime is 7247761. The next prime is 7247839. The reversal of 7247772 is 2777427.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4038 + ... + 5549.

It is an arithmetic number, because the mean of its divisors is an integer number (447440).

Almost surely, 2^7247772 is an apocalyptic number.

It is an amenable number.

7247772 is an abundant number, since it is smaller than the sum of its proper divisors (14229348).

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

7247772 is a wasteful number, since it uses less digits than its factorization.

7247772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9607 (or 9599 counting only the distinct ones).

The product of its digits is 38416, while the sum is 36.

The square root of 7247772 is about 2692.1686425631. The cubic root of 7247772 is about 193.5240039929.

The spelling of 7247772 in words is "seven million, two hundred forty-seven thousand, seven hundred seventy-two".