427436099 has 4 divisors (see below), whose sum is σ = 438988464. Its totient is φ = 415883736.

The previous prime is 427436077. The next prime is 427436123. The reversal of 427436099 is 990634724.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-427436099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (427436059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5776127 + ... + 5776200.

It is an arithmetic number, because the mean of its divisors is an integer number (109747116).

Almost surely, 2^427436099 is an apocalyptic number.

427436099 is a deficient number, since it is larger than the sum of its proper divisors (11552365).

427436099 is a wasteful number, since it uses less digits than its factorization.

427436099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11552364.

The product of its (nonzero) digits is 326592, while the sum is 44.

The square root of 427436099 is about 20674.5277817898. The cubic root of 427436099 is about 753.2810910640.

The spelling of 427436099 in words is "four hundred twenty-seven million, four hundred thirty-six thousand, ninety-nine".