429486451 has 4 divisors (see below), whose sum is σ = 439474552. Its totient is φ = 419498352.

The previous prime is 429486443. The next prime is 429486457. The reversal of 429486451 is 154684924.

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

It is a cyclic number.

It is not a de Polignac number, because 429486451 - 2³ = 429486443 is a prime.

It is a super-2 number, since 2×429486451² = 368917223185150802, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (43), and also a Moran number because the ratio is a prime number: 9988057 = 429486451 / (4 + 2 + 9 + 4 + 8 + 6 + 4 + 5 + 1).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 429486398 and 429486407.

It is not an unprimeable number, because it can be changed into a prime (429486457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4993986 + ... + 4994071.

It is an arithmetic number, because the mean of its divisors is an integer number (109868638).

Almost surely, 2^429486451 is an apocalyptic number.

429486451 is a deficient number, since it is larger than the sum of its proper divisors (9988101).

429486451 is an equidigital number, since it uses as much as digits as its factorization.

429486451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9988100.

The product of its digits is 276480, while the sum is 43.

The square root of 429486451 is about 20724.0548879798. The cubic root of 429486451 is about 754.4836321259.

The spelling of 429486451 in words is "four hundred twenty-nine million, four hundred eighty-six thousand, four hundred fifty-one".