140763456 has 42 divisors (see below), whose sum is σ = 403474682. Its totient is φ = 46920960.

The previous prime is 140763443. The next prime is 140763463. The reversal of 140763456 is 654367041.

It is a happy number.

140763456 is a `hidden beast` number, since 14 + 0 + 7 + 634 + 5 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 125081856 + 15681600 = 11184^2 + 3960^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 140763456.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 121615 + ... + 122766.

Almost surely, 2^140763456 is an apocalyptic number.

140763456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

140763456 is an abundant number, since it is smaller than the sum of its proper divisors (262711226).

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

140763456 is a wasteful number, since it uses less digits than its factorization.

140763456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244399 (or 244386 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 140763456 is about 11864.3776069375. The cubic root of 140763456 is about 520.1915664997.

The spelling of 140763456 in words is "one hundred forty million, seven hundred sixty-three thousand, four hundred fifty-six".