140180474 has 12 divisors (see below), whose sum is σ = 244600794. Its totient is φ = 60077304.

The previous prime is 140180471. The next prime is 140180477. The reversal of 140180474 is 474081041.

It is an interprime number because it is at equal distance from previous prime (140180471) and next prime (140180477).

It can be written as a sum of positive squares in only one way, i.e., 134212225 + 5968249 = 11585^2 + 2443^2 .

It is not an unprimeable number, because it can be changed into a prime (140180471) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 715109 + ... + 715304.

Almost surely, 2^140180474 is an apocalyptic number.

140180474 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

140180474 is a deficient number, since it is larger than the sum of its proper divisors (104420320).

140180474 is a wasteful number, since it uses less digits than its factorization.

140180474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430429 (or 1430422 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 29.

The square root of 140180474 is about 11839.7835284265. The cubic root of 140180474 is about 519.4724358500.

The spelling of 140180474 in words is "one hundred forty million, one hundred eighty thousand, four hundred seventy-four".