140254466 has 32 divisors (see below), whose sum is σ = 242464320. Its totient is φ = 60177600.

The previous prime is 140254463. The next prime is 140254501. The reversal of 140254466 is 664452041.

It is not an unprimeable number, because it can be changed into a prime (140254463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 175580 + ... + 176376.

It is an arithmetic number, because the mean of its divisors is an integer number (7577010).

Almost surely, 2^140254466 is an apocalyptic number.

140254466 is a deficient number, since it is larger than the sum of its proper divisors (102209854).

140254466 is a wasteful number, since it uses less digits than its factorization.

140254466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1250.

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 140254466 is about 11842.9078354938. The cubic root of 140254466 is about 519.5638181531.

The spelling of 140254466 in words is "one hundred forty million, two hundred fifty-four thousand, four hundred sixty-six".