140201446 has 24 divisors (see below), whose sum is σ = 266879016. Its totient is φ = 54623520.

The previous prime is 140201441. The next prime is 140201447. The reversal of 140201446 is 644102041.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140201441) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63951 + ... + 66106.

It is an arithmetic number, because the mean of its divisors is an integer number (11119959).

Almost surely, 2^140201446 is an apocalyptic number.

140201446 is a deficient number, since it is larger than the sum of its proper divisors (126677570).

140201446 is a wasteful number, since it uses less digits than its factorization.

140201446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130084 (or 130077 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 140201446 is about 11840.6691533882. The cubic root of 140201446 is about 519.4983401536.

Adding to 140201446 its reverse (644102041), we get a palindrome (784303487).

The spelling of 140201446 in words is "one hundred forty million, two hundred one thousand, four hundred forty-six".