426674040 has 128 divisors (see below), whose sum is σ = 1383782400. Its totient is φ = 104624640.

The previous prime is 426674029. The next prime is 426674057. The reversal of 426674040 is 40476624.

It is a junction number, because it is equal to n+sod(n) for n = 426673992 and 426674010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 746955 + ... + 747525.

It is an arithmetic number, because the mean of its divisors is an integer number (10810800).

Almost surely, 2^426674040 is an apocalyptic number.

426674040 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 426674040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (691891200).

426674040 is an abundant number, since it is smaller than the sum of its proper divisors (957108360).

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

426674040 is a wasteful number, since it uses less digits than its factorization.

426674040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1077 (or 1073 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 33.

The square root of 426674040 is about 20656.0896589843. The cubic root of 426674040 is about 752.8331596875.

The spelling of 426674040 in words is "four hundred twenty-six million, six hundred seventy-four thousand, forty".