7140463 has 8 divisors (see below), whose sum is σ = 7808976. Its totient is φ = 6475200.

The previous prime is 7140457. The next prime is 7140473. The reversal of 7140463 is 3640417.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7140463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7140403) 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, 7945 + ... + 8797.

It is an arithmetic number, because the mean of its divisors is an integer number (976122).

Almost surely, 2^7140463 is an apocalyptic number.

7140463 is a deficient number, since it is larger than the sum of its proper divisors (668513).

7140463 is a wasteful number, since it uses less digits than its factorization.

7140463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1625.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 7140463 is about 2672.1644784706. The cubic root of 7140463 is about 192.5641591950.

The spelling of 7140463 in words is "seven million, one hundred forty thousand, four hundred sixty-three".