26797400 has 48 divisors (see below), whose sum is σ = 71208240. Its totient is φ = 9187200.

The previous prime is 26797399. The next prime is 26797403. The reversal of 26797400 is 479762.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26797403) 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, 8171 + ... + 10970.

It is an arithmetic number, because the mean of its divisors is an integer number (1483505).

Almost surely, 2^26797400 is an apocalyptic number.

26797400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26797400 is an abundant number, since it is smaller than the sum of its proper divisors (44410840).

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

26797400 is a wasteful number, since it uses less digits than its factorization.

26797400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19164 (or 19155 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 26797400 is about 5176.6205192191. The cubic root of 26797400 is about 299.2477449139.

The spelling of 26797400 in words is "twenty-six million, seven hundred ninety-seven thousand, four hundred".