3742830 has 96 divisors (see below), whose sum is σ = 12003264. Its totient is φ = 787968.

The previous prime is 3742793. The next prime is 3742841. The reversal of 3742830 is 382473.

It is a junction number, because it is equal to n+sod(n) for n = 3742794 and 3742803.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7962 + ... + 8418.

It is an arithmetic number, because the mean of its divisors is an integer number (125034).

Almost surely, 2^3742830 is an apocalyptic number.

3742830 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 3742830, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6001632).

3742830 is an abundant number, since it is smaller than the sum of its proper divisors (8260434).

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

3742830 is a wasteful number, since it uses less digits than its factorization.

3742830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490 (or 487 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 3742830 is about 1934.6395013025. The cubic root of 3742830 is about 155.2625449811.

The spelling of 3742830 in words is "three million, seven hundred forty-two thousand, eight hundred thirty".