140554494 has 32 divisors (see below), whose sum is σ = 312971040. Its totient is φ = 46757376.

The previous prime is 140554493. The next prime is 140554499. The reversal of 140554494 is 494455041.

140554494 is a `hidden beast` number, since 14 + 0 + 554 + 4 + 94 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140554493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27742 + ... + 32414.

It is an arithmetic number, because the mean of its divisors is an integer number (9780345).

Almost surely, 2^140554494 is an apocalyptic number.

140554494 is an abundant number, since it is smaller than the sum of its proper divisors (172416546).

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

140554494 is a wasteful number, since it uses less digits than its factorization.

140554494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5241 (or 5235 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 140554494 is about 11855.5680589333. The cubic root of 140554494 is about 519.9340325587.

The spelling of 140554494 in words is "one hundred forty million, five hundred fifty-four thousand, four hundred ninety-four".