4162140 has 72 divisors (see below), whose sum is σ = 13300560. Its totient is φ = 1050624.

The previous prime is 4162133. The next prime is 4162157. The reversal of 4162140 is 412614.

4162140 = T₁₀₇ + T₁₀₈ + ... + T₂₉₆.

4162140 is a `hidden beast` number, since 4 + 1 + 621 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 2812 + ... + 4028.

It is an arithmetic number, because the mean of its divisors is an integer number (184730).

Almost surely, 2^4162140 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 4162140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6650280).

4162140 is an abundant number, since it is smaller than the sum of its proper divisors (9138420).

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

4162140 is a wasteful number, since it uses less digits than its factorization.

4162140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1251 (or 1246 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 4162140 is about 2040.1323486480. The cubic root of 4162140 is about 160.8566036709.

Adding to 4162140 its reverse (412614), we get a palindrome (4574754).

It can be divided in two parts, 416 and 2140, that added together give a triangular number (2556 = T₇₁).

The spelling of 4162140 in words is "four million, one hundred sixty-two thousand, one hundred forty".