424891477 has 4 divisors (see below), whose sum is σ = 430875936. Its totient is φ = 418907020.

The previous prime is 424891459. The next prime is 424891541. The reversal of 424891477 is 774198424.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 424891477 - 2⁷ = 424891349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424891417) 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, 2992123 + ... + 2992264.

It is an arithmetic number, because the mean of its divisors is an integer number (107718984).

Almost surely, 2^424891477 is an apocalyptic number.

It is an amenable number.

424891477 is a deficient number, since it is larger than the sum of its proper divisors (5984459).

424891477 is an equidigital number, since it uses as much as digits as its factorization.

424891477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5984458.

The product of its digits is 451584, while the sum is 46.

The square root of 424891477 is about 20612.8958906797. The cubic root of 424891477 is about 751.7832983612.

The spelling of 424891477 in words is "four hundred twenty-four million, eight hundred ninety-one thousand, four hundred seventy-seven".