42454611 has 20 divisors (see below), whose sum is σ = 63919944. Its totient is φ = 28080000.

The previous prime is 42454591. The next prime is 42454673. The reversal of 42454611 is 11645424.

42454611 is a `hidden beast` number, since 4 + 2 + 45 + 4 + 611 = 666.

It is not a de Polignac number, because 42454611 - 2⁶ = 42454547 is a prime.

It is a super-2 number, since 2×42454611² = 3604787990322642, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (42454681) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 8611 + ... + 12611.

Almost surely, 2^42454611 is an apocalyptic number.

42454611 is a deficient number, since it is larger than the sum of its proper divisors (21465333).

42454611 is a wasteful number, since it uses less digits than its factorization.

42454611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4144 (or 4135 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 42454611 is about 6515.7202978642. The cubic root of 42454611 is about 348.8523251599.

The spelling of 42454611 in words is "forty-two million, four hundred fifty-four thousand, six hundred eleven".