140034528 has 96 divisors (see below), whose sum is σ = 415285920. Its totient is φ = 45895680.

The previous prime is 140034527. The next prime is 140034551. The reversal of 140034528 is 825430041.

It is a tau number, because it is divible by the number of its divisors (96).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140034523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51376 + ... + 54032.

It is an arithmetic number, because the mean of its divisors is an integer number (4325895).

Almost surely, 2^140034528 is an apocalyptic number.

140034528 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140034528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (207642960).

140034528 is an abundant number, since it is smaller than the sum of its proper divisors (275251392).

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

140034528 is a wasteful number, since it uses less digits than its factorization.

140034528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2737 (or 2723 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 140034528 is about 11833.6185505533. The cubic root of 140034528 is about 519.2920939230.

Adding to 140034528 its reverse (825430041), we get a palindrome (965464569).

The spelling of 140034528 in words is "one hundred forty million, thirty-four thousand, five hundred twenty-eight".