140367442 has 16 divisors (see below), whose sum is σ = 219969792. Its totient is φ = 67098960.

The previous prime is 140367397. The next prime is 140367443. The reversal of 140367442 is 244763041.

140367442 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 (31).

It is not an unprimeable number, because it can be changed into a prime (140367443) 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, 8493 + ... + 18784.

It is an arithmetic number, because the mean of its divisors is an integer number (13748112).

Almost surely, 2^140367442 is an apocalyptic number.

140367442 is a deficient number, since it is larger than the sum of its proper divisors (79602350).

140367442 is a wasteful number, since it uses less digits than its factorization.

140367442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27393.

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 140367442 is about 11847.6766498753. The cubic root of 140367442 is about 519.7032848668.

The spelling of 140367442 in words is "one hundred forty million, three hundred sixty-seven thousand, four hundred forty-two".