426421054 has 4 divisors (see below), whose sum is σ = 639631584. Its totient is φ = 213210526.

The previous prime is 426421043. The next prime is 426421057. The reversal of 426421054 is 450124624.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426421057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106605262 + ... + 106605265.

It is an arithmetic number, because the mean of its divisors is an integer number (159907896).

Almost surely, 2^426421054 is an apocalyptic number.

426421054 is a deficient number, since it is larger than the sum of its proper divisors (213210530).

426421054 is a wasteful number, since it uses less digits than its factorization.

426421054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213210529.

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 426421054 is about 20649.9649878638. The cubic root of 426421054 is about 752.6843388966.

Adding to 426421054 its reverse (450124624), we get a palindrome (876545678).

The spelling of 426421054 in words is "four hundred twenty-six million, four hundred twenty-one thousand, fifty-four".