140378612 has 24 divisors (see below), whose sum is σ = 282102240. Its totient is φ = 60449760.

The previous prime is 140378599. The next prime is 140378627. The reversal of 140378612 is 216873041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83123 + ... + 84794.

It is an arithmetic number, because the mean of its divisors is an integer number (11754260).

Almost surely, 2^140378612 is an apocalyptic number.

It is an amenable number.

140378612 is an abundant number, since it is smaller than the sum of its proper divisors (141723628).

140378612 is a wasteful number, since it uses less digits than its factorization.

140378612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167951 (or 167949 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 140378612 is about 11848.1480409387. The cubic root of 140378612 is about 519.7170699526.

The spelling of 140378612 in words is "one hundred forty million, three hundred seventy-eight thousand, six hundred twelve".