140200536 has 32 divisors (see below), whose sum is σ = 400573440. Its totient is φ = 40057248.

The previous prime is 140200517. The next prime is 140200559. The reversal of 140200536 is 635002041.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 417096 + ... + 417431.

It is an arithmetic number, because the mean of its divisors is an integer number (12517920).

Almost surely, 2^140200536 is an apocalyptic number.

It is an amenable number.

140200536 is an abundant number, since it is smaller than the sum of its proper divisors (260372904).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140200536 is a wasteful number, since it uses less digits than its factorization.

140200536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 834543 (or 834539 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 140200536 is about 11840.6307264436. The cubic root of 140200536 is about 519.4972161887.

Adding to 140200536 its reverse (635002041), we get a palindrome (775202577).

It can be divided in two parts, 1402005 and 36, that added together give a palindrome (1402041).

The spelling of 140200536 in words is "one hundred forty million, two hundred thousand, five hundred thirty-six".