13702340 has 48 divisors (see below), whose sum is σ = 30772224. Its totient is φ = 5107200.

The previous prime is 13702327. The next prime is 13702343. The reversal of 13702340 is 4320731.

It is a super-4 number, since 4×13702340⁴ (a number of 30 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (13702343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64835 + ... + 65045.

It is an arithmetic number, because the mean of its divisors is an integer number (641088).

Almost surely, 2^13702340 is an apocalyptic number.

13702340 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 13702340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15386112).

13702340 is an abundant number, since it is smaller than the sum of its proper divisors (17069884).

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

13702340 is a wasteful number, since it uses less digits than its factorization.

13702340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428 (or 426 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 13702340 is about 3701.6671919555. The cubic root of 13702340 is about 239.2938735509.

The spelling of 13702340 in words is "thirteen million, seven hundred two thousand, three hundred forty".