426651400 has 48 divisors (see below), whose sum is σ = 1133677440. Its totient is φ = 146280000.

The previous prime is 426651373. The next prime is 426651409. The reversal of 426651400 is 4156624.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426651409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 150976 + ... + 153775.

It is an arithmetic number, because the mean of its divisors is an integer number (23618280).

Almost surely, 2^426651400 is an apocalyptic number.

426651400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

426651400 is an abundant number, since it is smaller than the sum of its proper divisors (707026040).

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

426651400 is a wasteful number, since it uses less digits than its factorization.

426651400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304774 (or 304765 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 426651400 is about 20655.5416293062. The cubic root of 426651400 is about 752.8198439456.

The spelling of 426651400 in words is "four hundred twenty-six million, six hundred fifty-one thousand, four hundred".