4405728532 has 6 divisors (see below), whose sum is σ = 7710024938. Its totient is φ = 2202864264.

The previous prime is 4405728497. The next prime is 4405728557. The reversal of 4405728532 is 2358275044.

It can be written as a sum of positive squares in only one way, i.e., 2903700996 + 1502027536 = 53886^2 + 38756^2 .

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, 550716063 + ... + 550716070.

Almost surely, 2^4405728532 is an apocalyptic number.

It is an amenable number.

4405728532 is a deficient number, since it is larger than the sum of its proper divisors (3304296406).

4405728532 is a wasteful number, since it uses less digits than its factorization.

4405728532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1101432137 (or 1101432135 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 40.

The square root of 4405728532 is about 66375.6621963201. The cubic root of 4405728532 is about 1639.3533703985.

The spelling of 4405728532 in words is "four billion, four hundred five million, seven hundred twenty-eight thousand, five hundred thirty-two".