3239400532 has 6 divisors (see below), whose sum is σ = 5668950938. Its totient is φ = 1619700264.

The previous prime is 3239400491. The next prime is 3239400553. The reversal of 3239400532 is 2350049323.

It can be written as a sum of positive squares in only one way, i.e., 3239203396 + 197136 = 56914^2 + 444^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3239400494 and 3239400503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 404925063 + ... + 404925070.

Almost surely, 2^3239400532 is an apocalyptic number.

It is an amenable number.

3239400532 is a deficient number, since it is larger than the sum of its proper divisors (2429550406).

3239400532 is a wasteful number, since it uses less digits than its factorization.

3239400532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 809850137 (or 809850135 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 31.

The square root of 3239400532 is about 56915.7318498146. The cubic root of 3239400532 is about 1479.6359787706.

Adding to 3239400532 its reverse (2350049323), we get a palindrome (5589449855).

The spelling of 3239400532 in words is "three billion, two hundred thirty-nine million, four hundred thousand, five hundred thirty-two".