140004594 has 12 divisors (see below), whose sum is σ = 303343326. Its totient is φ = 46668192.

The previous prime is 140004589. The next prime is 140004629. The reversal of 140004594 is 495400041.

It can be written as a sum of positive squares in only one way, i.e., 138933369 + 1071225 = 11787^2 + 1035^2 .

It is a super-2 number, since 2×140004594² = 39202572682209672, which contains 22 as substring.

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, 3888999 + ... + 3889034.

Almost surely, 2^140004594 is an apocalyptic number.

140004594 is an abundant number, since it is smaller than the sum of its proper divisors (163338732).

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

140004594 is a wasteful number, since it uses less digits than its factorization.

140004594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7778041 (or 7778038 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 140004594 is about 11832.3536965390. The cubic root of 140004594 is about 519.2550897225.

The spelling of 140004594 in words is "one hundred forty million, four thousand, five hundred ninety-four".