7140814 has 4 divisors (see below), whose sum is σ = 10711224. Its totient is φ = 3570406.

The previous prime is 7140803. The next prime is 7140817. The reversal of 7140814 is 4180417.

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 (7140817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1785202 + ... + 1785205.

It is an arithmetic number, because the mean of its divisors is an integer number (2677806).

Almost surely, 2^7140814 is an apocalyptic number.

7140814 is a deficient number, since it is larger than the sum of its proper divisors (3570410).

7140814 is a wasteful number, since it uses less digits than its factorization.

7140814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3570409.

The product of its (nonzero) digits is 896, while the sum is 25.

The square root of 7140814 is about 2672.2301547584. The cubic root of 7140814 is about 192.5673144018.

The spelling of 7140814 in words is "seven million, one hundred forty thousand, eight hundred fourteen".