4080342 has 16 divisors (see below), whose sum is σ = 9326592. Its totient is φ = 1165800.

The previous prime is 4080341. The next prime is 4080347. The reversal of 4080342 is 2430804.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4080341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48534 + ... + 48617.

It is an arithmetic number, because the mean of its divisors is an integer number (582912).

Almost surely, 2^4080342 is an apocalyptic number.

4080342 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

4080342 is an abundant number, since it is smaller than the sum of its proper divisors (5246250).

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

4080342 is a wasteful number, since it uses less digits than its factorization.

4080342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97163.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 4080342 is about 2019.9856435133. The cubic root of 4080342 is about 159.7958594439.

The spelling of 4080342 in words is "four million, eighty thousand, three hundred forty-two".