3720450 has 48 divisors (see below), whose sum is σ = 9776160. Its totient is φ = 933120.

The previous prime is 3720427. The next prime is 3720469. The reversal of 3720450 is 540273.

It is a happy number.

3720450 is nontrivially palindromic in base 14.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1821 + ... + 3279.

It is an arithmetic number, because the mean of its divisors is an integer number (203670).

Almost surely, 2^3720450 is an apocalyptic number.

3720450 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3720450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4888080).

3720450 is an abundant number, since it is smaller than the sum of its proper divisors (6055710).

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

3720450 is a wasteful number, since it uses less digits than its factorization.

3720450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1491 (or 1486 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 21.

The square root of 3720450 is about 1928.8468057365. The cubic root of 3720450 is about 154.9524654794.

The spelling of 3720450 in words is "three million, seven hundred twenty thousand, four hundred fifty".