140502414 has 64 divisors (see below), whose sum is σ = 312770304. Its totient is φ = 41803776.

The previous prime is 140502409. The next prime is 140502491. The reversal of 140502414 is 414205041.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 546574 + ... + 546830.

It is an arithmetic number, because the mean of its divisors is an integer number (4887036).

Almost surely, 2^140502414 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140502414, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156385152).

140502414 is an abundant number, since it is smaller than the sum of its proper divisors (172267890).

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

140502414 is a wasteful number, since it uses less digits than its factorization.

140502414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 140502414 is about 11853.3714191364. The cubic root of 140502414 is about 519.8698071498.

Adding to 140502414 its reverse (414205041), we get a palindrome (554707455).

The spelling of 140502414 in words is "one hundred forty million, five hundred two thousand, four hundred fourteen".