7374420 has 72 divisors (see below), whose sum is σ = 22820616. Its totient is φ = 1926912.

The previous prime is 7374407. The next prime is 7374427. The reversal of 7374420 is 244737.

It can be written as a sum of positive squares in 4 ways, for example, as 213444 + 7160976 = 462^2 + 2676^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7374427) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9154 + ... + 9926.

It is an arithmetic number, because the mean of its divisors is an integer number (316953).

Almost surely, 2^7374420 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7374420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11410308).

7374420 is an abundant number, since it is smaller than the sum of its proper divisors (15446196).

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

7374420 is a wasteful number, since it uses less digits than its factorization.

7374420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841 (or 836 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 27.

The square root of 7374420 is about 2715.5883340448. The cubic root of 7374420 is about 194.6447179753.

The spelling of 7374420 in words is "seven million, three hundred seventy-four thousand, four hundred twenty".