140822463 has 16 divisors (see below), whose sum is σ = 198760320. Its totient is φ = 88533984.

The previous prime is 140822459. The next prime is 140822467. The reversal of 140822463 is 364228041.

It is an interprime number because it is at equal distance from previous prime (140822459) and next prime (140822467).

It is not a de Polignac number, because 140822463 - 2² = 140822459 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140822463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140822467) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15081 + ... + 22562.

It is an arithmetic number, because the mean of its divisors is an integer number (12422520).

Almost surely, 2^140822463 is an apocalyptic number.

140822463 is a deficient number, since it is larger than the sum of its proper divisors (57937857).

140822463 is a wasteful number, since it uses less digits than its factorization.

140822463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37718.

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 140822463 is about 11866.8640760733. The cubic root of 140822463 is about 520.2642431649.

It can be divided in two parts, 1408 and 22463, that added together give a triangular number (23871 = T₂₁₈).

The spelling of 140822463 in words is "one hundred forty million, eight hundred twenty-two thousand, four hundred sixty-three".