435642642 has 12 divisors (see below), whose sum is σ = 943892430. Its totient is φ = 145214208.

The previous prime is 435642587. The next prime is 435642661. The reversal of 435642642 is 246246534.

435642642 is a `hidden beast` number, since 4 + 3 + 5 + 6 + 4 + 2 + 642 = 666.

It can be written as a sum of positive squares in only one way, i.e., 380601081 + 55041561 = 19509^2 + 7419^2 .

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 435642597 and 435642606.

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, 12101167 + ... + 12101202.

Almost surely, 2^435642642 is an apocalyptic number.

435642642 is an abundant number, since it is smaller than the sum of its proper divisors (508249788).

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

435642642 is a wasteful number, since it uses less digits than its factorization.

435642642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24202377 (or 24202374 counting only the distinct ones).

The product of its digits is 138240, while the sum is 36.

The square root of 435642642 is about 20872.0540915359. The cubic root of 435642642 is about 758.0714271448.

The spelling of 435642642 in words is "four hundred thirty-five million, six hundred forty-two thousand, six hundred forty-two".