140260770 has 48 divisors (see below), whose sum is σ = 392733432. Its totient is φ = 34525440.

The previous prime is 140260751. The next prime is 140260807. The reversal of 140260770 is 77062041.

It can be written as a sum of positive squares in 4 ways, for example, as 114768369 + 25492401 = 10713^2 + 5049^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58771 + ... + 61110.

Almost surely, 2^140260770 is an apocalyptic number.

140260770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140260770 is an abundant number, since it is smaller than the sum of its proper divisors (252472662).

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

140260770 is a wasteful number, since it uses less digits than its factorization.

140260770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119907 (or 119904 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 140260770 is about 11843.1739833543. The cubic root of 140260770 is about 519.5716022932.

The spelling of 140260770 in words is "one hundred forty million, two hundred sixty thousand, seven hundred seventy".