3692420 has 36 divisors (see below), whose sum is σ = 8129100. Its totient is φ = 1408704.

The previous prime is 3692411. The next prime is 3692431. The reversal of 3692420 is 242963.

It can be written as a sum of positive squares in 2 ways, for example, as 2033476 + 1658944 = 1426^2 + 1288^2 .

It is an Ulam number.

It is a d-powerful number, because it can be written as 3¹³ + 6³ + 9³ + 2¹⁹ + 4¹⁰ + 2¹⁹ + 0 .

It is a self number, because there is not a number n which added to its sum of digits gives 3692420.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10406 + ... + 10754.

Almost surely, 2^3692420 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 3692420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4064550).

3692420 is an abundant number, since it is smaller than the sum of its proper divisors (4436680).

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

3692420 is a wasteful number, since it uses less digits than its factorization.

3692420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404 (or 379 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 3692420 is about 1921.5670688269. The cubic root of 3692420 is about 154.5623450136.

The spelling of 3692420 in words is "three million, six hundred ninety-two thousand, four hundred twenty".