140389674 has 16 divisors (see below), whose sum is σ = 285539040. Its totient is φ = 46003280.

The previous prime is 140389657. The next prime is 140389693. The reversal of 140389674 is 476983041.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197937 + ... + 198644.

It is an arithmetic number, because the mean of its divisors is an integer number (17846190).

Almost surely, 2^140389674 is an apocalyptic number.

140389674 is an abundant number, since it is smaller than the sum of its proper divisors (145149366).

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

140389674 is a wasteful number, since it uses less digits than its factorization.

140389674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396645.

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 140389674 is about 11848.6148557542. The cubic root of 140389674 is about 519.7307210332.

The spelling of 140389674 in words is "one hundred forty million, three hundred eighty-nine thousand, six hundred seventy-four".