7414428 has 48 divisors (see below), whose sum is σ = 20109824. Its totient is φ = 2082240.

The previous prime is 7414417. The next prime is 7414439. The reversal of 7414428 is 8244147.

It is an interprime number because it is at equal distance from previous prime (7414417) and next prime (7414439).

It is a junction number, because it is equal to n+sod(n) for n = 7414395 and 7414404.

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, 4401 + ... + 5847.

Almost surely, 2^7414428 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 7414428, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10054912).

7414428 is an abundant number, since it is smaller than the sum of its proper divisors (12695396).

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

7414428 is a wasteful number, since it uses less digits than its factorization.

7414428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1522 (or 1520 counting only the distinct ones).

The product of its digits is 7168, while the sum is 30.

The square root of 7414428 is about 2722.9447295162. The cubic root of 7414428 is about 194.9960814466.

The spelling of 7414428 in words is "seven million, four hundred fourteen thousand, four hundred twenty-eight".