140612416 has 112 divisors (see below), whose sum is σ = 336499200. Its totient is φ = 57028608.

The previous prime is 140612413. The next prime is 140612429. The reversal of 140612416 is 614216041.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140612413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1026300 + ... + 1026436.

Almost surely, 2^140612416 is an apocalyptic number.

140612416 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 140612416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168249600).

140612416 is an abundant number, since it is smaller than the sum of its proper divisors (195886784).

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

140612416 is a wasteful number, since it uses less digits than its factorization.

140612416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264 (or 254 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 140612416 is about 11858.0106257331. The cubic root of 140612416 is about 520.0054437300.

Adding to 140612416 its reverse (614216041), we get a palindrome (754828457).

The spelling of 140612416 in words is "one hundred forty million, six hundred twelve thousand, four hundred sixteen".