140466770 has 16 divisors (see below), whose sum is σ = 254539800. Its totient is φ = 55809024.

The previous prime is 140466769. The next prime is 140466827. The reversal of 140466770 is 77664041.

It is a happy number.

140466770 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 can be written as a sum of positive squares in 4 ways, for example, as 58690921 + 81775849 = 7661^2 + 9043^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 140466770.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45647 + ... + 48626.

Almost surely, 2^140466770 is an apocalyptic number.

140466770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140466770 is a deficient number, since it is larger than the sum of its proper divisors (114073030).

140466770 is a wasteful number, since it uses less digits than its factorization.

140466770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94429.

The product of its (nonzero) digits is 28224, while the sum is 35.

The square root of 140466770 is about 11851.8677852902. The cubic root of 140466770 is about 519.8258415787.

The spelling of 140466770 in words is "one hundred forty million, four hundred sixty-six thousand, seven hundred seventy".