140299776 has 200 divisors, whose sum is σ = 445618800. Its totient is φ = 43794432.

The previous prime is 140299771. The next prime is 140299777. The reversal of 140299776 is 677992041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140299771) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 704925 + ... + 705123.

It is an arithmetic number, because the mean of its divisors is an integer number (2228094).

Almost surely, 2^140299776 is an apocalyptic number.

140299776 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 140299776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (222809400).

140299776 is an abundant number, since it is smaller than the sum of its proper divisors (305319024).

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

140299776 is an equidigital number, since it uses as much as digits as its factorization.

140299776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246 (or 221 counting only the distinct ones).

The product of its (nonzero) digits is 190512, while the sum is 45.

The square root of 140299776 is about 11844.8206402630. The cubic root of 140299776 is about 519.6197614745.

The spelling of 140299776 in words is "one hundred forty million, two hundred ninety-nine thousand, seven hundred seventy-six".