140473400 has 96 divisors (see below), whose sum is σ = 341644800. Its totient is φ = 53654400.

The previous prime is 140473391. The next prime is 140473451. The reversal of 140473400 is 4374041.

140473400 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×140473400² = 39465552215120000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 861719 + ... + 861881.

It is an arithmetic number, because the mean of its divisors is an integer number (3558800).

Almost surely, 2^140473400 is an apocalyptic number.

140473400 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 140473400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170822400).

140473400 is an abundant number, since it is smaller than the sum of its proper divisors (201171400).

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

140473400 is a wasteful number, since it uses less digits than its factorization.

140473400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349 (or 340 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 140473400 is about 11852.1474847388. The cubic root of 140473400 is about 519.8340200044.

The spelling of 140473400 in words is "one hundred forty million, four hundred seventy-three thousand, four hundred".