140773266 has 24 divisors (see below), whose sum is σ = 307863504. Its totient is φ = 46485240.

The previous prime is 140773219. The next prime is 140773267. The reversal of 140773266 is 662377041.

It is a super-2 number, since 2×140773266² = 39634224840613512, which contains 22 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 140773266.

It is not an unprimeable number, because it can be changed into a prime (140773267) 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, 34620 + ... + 38471.

It is an arithmetic number, because the mean of its divisors is an integer number (12827646).

Almost surely, 2^140773266 is an apocalyptic number.

140773266 is an abundant number, since it is smaller than the sum of its proper divisors (167090238).

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

140773266 is a wasteful number, since it uses less digits than its factorization.

140773266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73206 (or 73203 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The square root of 140773266 is about 11864.7910221799. The cubic root of 140773266 is about 520.2036505089.

The spelling of 140773266 in words is "one hundred forty million, seven hundred seventy-three thousand, two hundred sixty-six".