407063632 has 10 divisors (see below), whose sum is σ = 788685818. Its totient is φ = 203531808.

The previous prime is 407063617. The next prime is 407063639. The reversal of 407063632 is 236360704.

It can be written as a sum of positive squares in only one way, i.e., 255872016 + 151191616 = 15996^2 + 12296^2 .

It is a junction number, because it is equal to n+sod(n) for n = 407063594 and 407063603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (407063639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12720723 + ... + 12720754.

Almost surely, 2^407063632 is an apocalyptic number.

It is an amenable number.

407063632 is a deficient number, since it is larger than the sum of its proper divisors (381622186).

407063632 is a wasteful number, since it uses less digits than its factorization.

407063632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25441485 (or 25441479 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 31.

The square root of 407063632 is about 20175.8180007652. The cubic root of 407063632 is about 741.1181246361.

The spelling of 407063632 in words is "four hundred seven million, sixty-three thousand, six hundred thirty-two".