4345142 has 4 divisors (see below), whose sum is σ = 6517716. Its totient is φ = 2172570.

The previous prime is 4345127. The next prime is 4345147. The reversal of 4345142 is 2415434.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4345147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1086284 + ... + 1086287.

It is an arithmetic number, because the mean of its divisors is an integer number (1629429).

Almost surely, 2^4345142 is an apocalyptic number.

4345142 is a deficient number, since it is larger than the sum of its proper divisors (2172574).

4345142 is a wasteful number, since it uses less digits than its factorization.

4345142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2172573.

The product of its digits is 1920, while the sum is 23.

The square root of 4345142 is about 2084.5004197649. The cubic root of 4345142 is about 163.1803992143.

The spelling of 4345142 in words is "four million, three hundred forty-five thousand, one hundred forty-two".