426677760 has 160 divisors (see below), whose sum is σ = 1515840480. Its totient is φ = 113762304.

The previous prime is 426677743. The next prime is 426677803. The reversal of 426677760 is 67776624.

It is a tau number, because it is divible by the number of its divisors (160).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a nialpdrome in base 12.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66034 + ... + 72206.

It is an arithmetic number, because the mean of its divisors is an integer number (9474003).

Almost surely, 2^426677760 is an apocalyptic number.

426677760 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 426677760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (757920240).

426677760 is an abundant number, since it is smaller than the sum of its proper divisors (1089162720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

426677760 is an equidigital number, since it uses as much as digits as its factorization.

426677760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6205 (or 6183 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 45.

The square root of 426677760 is about 20656.1797048728. The cubic root of 426677760 is about 752.8353475647.

The spelling of 426677760 in words is "four hundred twenty-six million, six hundred seventy-seven thousand, seven hundred sixty".