26431152 has 80 divisors (see below), whose sum is σ = 75316608. Its totient is φ = 7920640.

The previous prime is 26431129. The next prime is 26431169. The reversal of 26431152 is 25113462.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 59443 + ... + 59885.

Almost surely, 2^26431152 is an apocalyptic number.

26431152 is a gapful number since it is divisible by the number (22) 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 26431152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37658304).

26431152 is an abundant number, since it is smaller than the sum of its proper divisors (48885456).

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

26431152 is a wasteful number, since it uses less digits than its factorization.

26431152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578 (or 572 counting only the distinct ones).

The product of its digits is 1440, while the sum is 24.

The square root of 26431152 is about 5141.1236125968. The cubic root of 26431152 is about 297.8781839242.

The spelling of 26431152 in words is "twenty-six million, four hundred thirty-one thousand, one hundred fifty-two".