2405435066 has 4 divisors (see below), whose sum is σ = 3608152602. Its totient is φ = 1202717532.

The previous prime is 2405435047. The next prime is 2405435107. The reversal of 2405435066 is 6605345042.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2274813025 + 130622041 = 47695^2 + 11429^2 .

It is a super-2 number, since 2×2405435066² = 11572235713484848712, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601358765 + ... + 601358768.

Almost surely, 2^2405435066 is an apocalyptic number.

2405435066 is a deficient number, since it is larger than the sum of its proper divisors (1202717536).

2405435066 is a wasteful number, since it uses less digits than its factorization.

2405435066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1202717535.

The product of its (nonzero) digits is 86400, while the sum is 35.

The square root of 2405435066 is about 49045.2348959611. The cubic root of 2405435066 is about 1339.8758082719.

The spelling of 2405435066 in words is "two billion, four hundred five million, four hundred thirty-five thousand, sixty-six".