3492072 has 80 divisors (see below), whose sum is σ = 10389060. Its totient is φ = 1092096.

The previous prime is 3492061. The next prime is 3492077. The reversal of 3492072 is 2702943.

It can be written as a sum of positive squares in 2 ways, for example, as 3437316 + 54756 = 1854^2 + 234^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3492077) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 10858 + ... + 11174.

Almost surely, 2^3492072 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 3492072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5194530).

3492072 is an abundant number, since it is smaller than the sum of its proper divisors (6896988).

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

3492072 is a wasteful number, since it uses less digits than its factorization.

3492072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352 (or 339 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 3492072 is about 1868.7086450274. The cubic root of 3492072 is about 151.7147234635.

The spelling of 3492072 in words is "three million, four hundred ninety-two thousand, seventy-two".