140670936 has 48 divisors (see below), whose sum is σ = 435411600. Its totient is φ = 40191552.

The previous prime is 140670917. The next prime is 140670949. The reversal of 140670936 is 639076041.

140670936 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 140670936.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 139051 + ... + 140058.

It is an arithmetic number, because the mean of its divisors is an integer number (9071075).

Almost surely, 2^140670936 is an apocalyptic number.

It is an amenable number.

140670936 is an abundant number, since it is smaller than the sum of its proper divisors (294740664).

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

140670936 is a wasteful number, since it uses less digits than its factorization.

140670936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279128 (or 279121 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 140670936 is about 11860.4778993091. The cubic root of 140670936 is about 520.0775722538.

The spelling of 140670936 in words is "one hundred forty million, six hundred seventy thousand, nine hundred thirty-six".