140306270 has 32 divisors (see below), whose sum is σ = 287981568. Its totient is φ = 48757248.

The previous prime is 140306267. The next prime is 140306281. The reversal of 140306270 is 72603041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29534 + ... + 33953.

It is an arithmetic number, because the mean of its divisors is an integer number (8999424).

Almost surely, 2^140306270 is an apocalyptic number.

140306270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140306270 is an abundant number, since it is smaller than the sum of its proper divisors (147675298).

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

140306270 is a wasteful number, since it uses less digits than its factorization.

140306270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63524.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 140306270 is about 11845.0947653449. The cubic root of 140306270 is about 519.6277784953.

The spelling of 140306270 in words is "one hundred forty million, three hundred six thousand, two hundred seventy".