140169064 has 32 divisors (see below), whose sum is σ = 310723200. Its totient is φ = 58000320.

The previous prime is 140169053. The next prime is 140169067. The reversal of 140169064 is 460961041.

140169064 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (140169067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41532 + ... + 44779.

It is an arithmetic number, because the mean of its divisors is an integer number (9710100).

Almost surely, 2^140169064 is an apocalyptic number.

140169064 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

140169064 is an abundant number, since it is smaller than the sum of its proper divisors (170554136).

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

140169064 is a wasteful number, since it uses less digits than its factorization.

140169064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86353 (or 86349 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 140169064 is about 11839.3016685952. The cubic root of 140169064 is about 519.4583413018.

The spelling of 140169064 in words is "one hundred forty million, one hundred sixty-nine thousand, sixty-four".