140437378 has 16 divisors (see below), whose sum is σ = 217741824. Its totient is φ = 67862880.

The previous prime is 140437373. The next prime is 140437387. The reversal of 140437378 is 873734041.

140437378 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (140437373) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83926 + ... + 85582.

It is an arithmetic number, because the mean of its divisors is an integer number (13608864).

Almost surely, 2^140437378 is an apocalyptic number.

140437378 is a deficient number, since it is larger than the sum of its proper divisors (77304446).

140437378 is a wasteful number, since it uses less digits than its factorization.

140437378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3057.

The product of its (nonzero) digits is 56448, while the sum is 37.

The square root of 140437378 is about 11850.6277470858. The cubic root of 140437378 is about 519.7895820256.

The spelling of 140437378 in words is "one hundred forty million, four hundred thirty-seven thousand, three hundred seventy-eight".