140470000 has 100 divisors (see below), whose sum is σ = 371299896. Its totient is φ = 51040000.

The previous prime is 140469971. The next prime is 140470027. The reversal of 140470000 is 74041.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (100).

It is a Harshad number since it is a multiple of its sum of digits (16).

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, 109362 + ... + 110638.

Almost surely, 2^140470000 is an apocalyptic number.

140470000 is a gapful number since it is divisible by the number (10) 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 140470000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185649948).

140470000 is an abundant number, since it is smaller than the sum of its proper divisors (230829896).

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

140470000 is a wasteful number, since it uses less digits than its factorization.

140470000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1316 (or 1295 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 16.

The square root of 140470000 is about 11852.0040499487. The cubic root of 140470000 is about 519.8298259721.

The spelling of 140470000 in words is "one hundred forty million, four hundred seventy thousand".