140204016 has 60 divisors (see below), whose sum is σ = 393834168. Its totient is φ = 46561152.

The previous prime is 140204011. The next prime is 140204017. The reversal of 140204016 is 610402041.

It is a super-2 number, since 2×140204016² = 39314332205056512, which contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 140204016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140204011) 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, 40531 + ... + 43853.

Almost surely, 2^140204016 is an apocalyptic number.

140204016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140204016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (196917084).

140204016 is an abundant number, since it is smaller than the sum of its proper divisors (253630152).

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

140204016 is a wasteful number, since it uses less digits than its factorization.

140204016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3630 (or 3621 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 140204016 is about 11840.7776771629. Note that the first 3 decimals coincide. The cubic root of 140204016 is about 519.5015144018.

Adding to 140204016 its reverse (610402041), we get a palindrome (750606057).

The spelling of 140204016 in words is "one hundred forty million, two hundred four thousand, sixteen".