7233990 has 64 divisors (see below), whose sum is σ = 18213120. Its totient is φ = 1837440.

The previous prime is 7233979. The next prime is 7233991. The reversal of 7233990 is 993327.

It is a super-2 number, since 2×7233990² = 104661222640200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7233991) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 107937 + ... + 108003.

It is an arithmetic number, because the mean of its divisors is an integer number (284580).

Almost surely, 2^7233990 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7233990, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9106560).

7233990 is an abundant number, since it is smaller than the sum of its proper divisors (10979130).

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

7233990 is a wasteful number, since it uses less digits than its factorization.

7233990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197.

The product of its (nonzero) digits is 10206, while the sum is 33.

The square root of 7233990 is about 2689.6077780970. The cubic root of 7233990 is about 193.4012609769.

The spelling of 7233990 in words is "seven million, two hundred thirty-three thousand, nine hundred ninety".