13073400 has 144 divisors (see below), whose sum is σ = 45700200. Its totient is φ = 3473280.

The previous prime is 13073393. The next prime is 13073441. The reversal of 13073400 is 437031.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 48466 + ... + 48734.

Almost surely, 2^13073400 is an apocalyptic number.

13073400 is a gapful number since it is divisible by the number (10) 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 13073400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22850100).

13073400 is an abundant number, since it is smaller than the sum of its proper divisors (32626800).

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

13073400 is a wasteful number, since it uses less digits than its factorization.

13073400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300 (or 279 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 18.

The square root of 13073400 is about 3615.7156967881. The cubic root of 13073400 is about 235.5751717509.

The spelling of 13073400 in words is "thirteen million, seventy-three thousand, four hundred".