140669034 has 48 divisors (see below), whose sum is σ = 313709760. Its totient is φ = 42011200.

The previous prime is 140669003. The next prime is 140669071. The reversal of 140669034 is 430966041.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 140668986 and 140669004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 50182 + ... + 52910.

It is an arithmetic number, because the mean of its divisors is an integer number (6535620).

Almost surely, 2^140669034 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140669034, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156854880).

140669034 is an abundant number, since it is smaller than the sum of its proper divisors (173040726).

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

140669034 is a wasteful number, since it uses less digits than its factorization.

140669034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2827 (or 2816 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 140669034 is about 11860.3977167716. The cubic root of 140669034 is about 520.0752282681.

The spelling of 140669034 in words is "one hundred forty million, six hundred sixty-nine thousand, thirty-four".