140855284 has 24 divisors (see below), whose sum is σ = 260358560. Its totient is φ = 66492576.

The previous prime is 140855269. The next prime is 140855293. The reversal of 140855284 is 482558041.

140855284 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×140855284² = 39680422061441312, 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 7 ways as a sum of consecutive naturals, for example, 20314 + ... + 26350.

Almost surely, 2^140855284 is an apocalyptic number.

It is an amenable number.

140855284 is a deficient number, since it is larger than the sum of its proper divisors (119503276).

140855284 is a wasteful number, since it uses less digits than its factorization.

140855284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6367 (or 6365 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 37.

The square root of 140855284 is about 11868.2468798050. The cubic root of 140855284 is about 520.3046587491.

The spelling of 140855284 in words is "one hundred forty million, eight hundred fifty-five thousand, two hundred eighty-four".