732040002 has 12 divisors (see below), whose sum is σ = 1586086710. Its totient is φ = 244013328.

The previous prime is 732039977. The next prime is 732040013. The reversal of 732040002 is 200040237.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 721405881 + 10634121 = 26859^2 + 3261^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 40668889 = 732040002 / (7 + 3 + 2 + 0 + 4 + 0 + 0 + 0 + 2).

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, 20334427 + ... + 20334462.

Almost surely, 2^732040002 is an apocalyptic number.

732040002 is an abundant number, since it is smaller than the sum of its proper divisors (854046708).

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

732040002 is a wasteful number, since it uses less digits than its factorization.

732040002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40668897 (or 40668894 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 18.

The square root of 732040002 is about 27056.2377650700. The cubic root of 732040002 is about 901.2492946748.

Adding to 732040002 its reverse (200040237), we get a palindrome (932080239).

The spelling of 732040002 in words is "seven hundred thirty-two million, forty thousand, two".