139774532 has 12 divisors (see below), whose sum is σ = 245389116. Its totient is φ = 69663360.

The previous prime is 139774517. The next prime is 139774543. The reversal of 139774532 is 235477931.

It can be written as a sum of positive squares in 2 ways, for example, as 15808576 + 123965956 = 3976^2 + 11134^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 139774532.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54569 + ... + 57072.

It is an arithmetic number, because the mean of its divisors is an integer number (20449093).

Almost surely, 2^139774532 is an apocalyptic number.

It is an amenable number.

139774532 is a deficient number, since it is larger than the sum of its proper divisors (105614584).

139774532 is a wasteful number, since it uses less digits than its factorization.

139774532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111958 (or 111956 counting only the distinct ones).

The product of its digits is 158760, while the sum is 41.

The square root of 139774532 is about 11822.6279650507. The cubic root of 139774532 is about 518.9705124921.

The spelling of 139774532 in words is "one hundred thirty-nine million, seven hundred seventy-four thousand, five hundred thirty-two".