140267430 has 32 divisors (see below), whose sum is σ = 374047200. Its totient is φ = 37404576.

The previous prime is 140267401. The next prime is 140267431. The reversal of 140267430 is 34762041.

140267430 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 140267394 and 140267403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140267431) 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, 259485 + ... + 260024.

It is an arithmetic number, because the mean of its divisors is an integer number (11688975).

Almost surely, 2^140267430 is an apocalyptic number.

140267430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140267430 is an abundant number, since it is smaller than the sum of its proper divisors (233779770).

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

140267430 is a wasteful number, since it uses less digits than its factorization.

140267430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519525 (or 519519 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 140267430 is about 11843.4551546413. The cubic root of 140267430 is about 519.5798257665.

The spelling of 140267430 in words is "one hundred forty million, two hundred sixty-seven thousand, four hundred thirty".