140743396 has 12 divisors (see below), whose sum is σ = 246594348. Its totient is φ = 70287872.

The previous prime is 140743363. The next prime is 140743403. The reversal of 140743396 is 693347041.

It can be written as a sum of positive squares in 2 ways, for example, as 73273600 + 67469796 = 8560^2 + 8214^2 .

It is a super-2 number, since 2×140743396² = 39617407035225632, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17101 + ... + 23956.

It is an arithmetic number, because the mean of its divisors is an integer number (20549529).

Almost surely, 2^140743396 is an apocalyptic number.

It is an amenable number.

140743396 is a deficient number, since it is larger than the sum of its proper divisors (105850952).

140743396 is a wasteful number, since it uses less digits than its factorization.

140743396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41918 (or 41916 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 37.

The square root of 140743396 is about 11863.5321890236. The cubic root of 140743396 is about 520.1668547389.

The spelling of 140743396 in words is "one hundred forty million, seven hundred forty-three thousand, three hundred ninety-six".