140770 has 16 divisors (see below), whose sum is σ = 289728. Its totient is φ = 48240.

The previous prime is 140761. The next prime is 140773. The reversal of 140770 is 77041.

It is not an unprimeable number, because it can be changed into a prime (140773) by changing a digit.

140770 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 936 + ... + 1075.

It is an arithmetic number, because the mean of its divisors is an integer number (18108).

2¹⁴⁰⁷⁷⁰ is an apocalyptic number.

140770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140770 is an abundant number, since it is smaller than the sum of its proper divisors (148958).

It is a weird number, because it is abundant, but not a pseudoperfect number.

140770 is a wasteful number, since it uses less digits than its factorization.

140770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2025.

The product of its (nonzero) digits is 196, while the sum is 19.

The square root of 140770 is about 375.1932835220. The cubic root of 140770 is about 52.0199627495.

The spelling of 140770 in words is "one hundred forty thousand, seven hundred seventy", and thus it is an iban number.