7236920 has 32 divisors (see below), whose sum is σ = 16372800. Its totient is φ = 2878848.

The previous prime is 7236899. The next prime is 7236937. The reversal of 7236920 is 296327.

It is a super-2 number, since 2×7236920² = 104746022172800, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9182 + ... + 9938.

It is an arithmetic number, because the mean of its divisors is an integer number (511650).

Almost surely, 2^7236920 is an apocalyptic number.

It is an amenable number.

7236920 is an abundant number, since it is smaller than the sum of its proper divisors (9135880).

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

7236920 is a wasteful number, since it uses less digits than its factorization.

7236920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1007 (or 1003 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 7236920 is about 2690.1524120391. The cubic root of 7236920 is about 193.4273687084.

The spelling of 7236920 in words is "seven million, two hundred thirty-six thousand, nine hundred twenty".