140822465 has 32 divisors (see below), whose sum is σ = 199272960. Its totient is φ = 93542400.

The previous prime is 140822459. The next prime is 140822467. The reversal of 140822465 is 564228041.

It is not a de Polignac number, because 140822465 - 2¹⁰ = 140821441 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 151121 + ... + 152049.

It is an arithmetic number, because the mean of its divisors is an integer number (6227280).

Almost surely, 2^140822465 is an apocalyptic number.

It is an amenable number.

140822465 is a deficient number, since it is larger than the sum of its proper divisors (58450495).

140822465 is an equidigital number, since it uses as much as digits as its factorization.

140822465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1073.

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 140822465 is about 11866.8641603416. The cubic root of 140822465 is about 520.2642456279.

The spelling of 140822465 in words is "one hundred forty million, eight hundred twenty-two thousand, four hundred sixty-five".