140026302 has 72 divisors (see below), whose sum is σ = 331613568. Its totient is φ = 42681600.

The previous prime is 140026247. The next prime is 140026303. The reversal of 140026302 is 203620041.

It is a happy number.

140026302 is a `hidden beast` number, since 1 + 400 + 263 + 0 + 2 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140026303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 580902 + ... + 581142.

It is an arithmetic number, because the mean of its divisors is an integer number (4605744).

Almost surely, 2^140026302 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140026302, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165806784).

140026302 is an abundant number, since it is smaller than the sum of its proper divisors (191587266).

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

140026302 is a wasteful number, since it uses less digits than its factorization.

140026302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466 (or 450 counting only the distinct ones).

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

The square root of 140026302 is about 11833.2709763615. The cubic root of 140026302 is about 519.2819255251.

Adding to 140026302 its reverse (203620041), we get a palindrome (343646343).

The spelling of 140026302 in words is "one hundred forty million, twenty-six thousand, three hundred two".