140552334 has 40 divisors (see below), whose sum is σ = 339172680. Its totient is φ = 43246224.

The previous prime is 140552323. The next prime is 140552351. The reversal of 140552334 is 433255041.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 140552298 and 140552307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 31264 + ... + 35475.

It is an arithmetic number, because the mean of its divisors is an integer number (8479317).

Almost surely, 2^140552334 is an apocalyptic number.

140552334 is an abundant number, since it is smaller than the sum of its proper divisors (198620346).

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

140552334 is a wasteful number, since it uses less digits than its factorization.

140552334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66766 (or 66757 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 140552334 is about 11855.4769621471. The cubic root of 140552334 is about 519.9313691475.

The spelling of 140552334 in words is "one hundred forty million, five hundred fifty-two thousand, three hundred thirty-four".