140213034 has 48 divisors (see below), whose sum is σ = 328753152. Its totient is φ = 42933024.

The previous prime is 140213011. The next prime is 140213039. The reversal of 140213034 is 430312041.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 140212998 and 140213016.

It is not an unprimeable number, because it can be changed into a prime (140213039) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 50839 + ... + 53525.

It is an arithmetic number, because the mean of its divisors is an integer number (6849024).

Almost surely, 2^140213034 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140213034, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164376576).

140213034 is an abundant number, since it is smaller than the sum of its proper divisors (188540118).

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

140213034 is a wasteful number, since it uses less digits than its factorization.

140213034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2931 (or 2928 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 140213034 is about 11841.1584737305. The cubic root of 140213034 is about 519.5126523714.

Adding to 140213034 its reverse (430312041), we get a palindrome (570525075).

The spelling of 140213034 in words is "one hundred forty million, two hundred thirteen thousand, thirty-four".