140525610 has 32 divisors (see below), whose sum is σ = 342982080. Its totient is φ = 36837888.

The previous prime is 140525603. The next prime is 140525611. The reversal of 140525610 is 16525041.

It is not an unprimeable number, because it can be changed into a prime (140525611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37927 + ... + 41466.

It is an arithmetic number, because the mean of its divisors is an integer number (10718190).

Almost surely, 2^140525610 is an apocalyptic number.

140525610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140525610 is an abundant number, since it is smaller than the sum of its proper divisors (202456470).

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

140525610 is a wasteful number, since it uses less digits than its factorization.

140525610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79462.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 140525610 is about 11854.3498345544. The cubic root of 140525610 is about 519.8984145741.

The spelling of 140525610 in words is "one hundred forty million, five hundred twenty-five thousand, six hundred ten".