13700770 has 8 divisors (see below), whose sum is σ = 24661404. Its totient is φ = 5480304.

The previous prime is 13700761. The next prime is 13700773. The reversal of 13700770 is 7700731.

It can be written as a sum of positive squares in 2 ways, for example, as 12666481 + 1034289 = 3559^2 + 1017^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×13700770² = 375422197185800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13700773) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 685029 + ... + 685048.

Almost surely, 2^13700770 is an apocalyptic number.

13700770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13700770 is a deficient number, since it is larger than the sum of its proper divisors (10960634).

13700770 is a wasteful number, since it uses less digits than its factorization.

13700770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1370084.

The product of its (nonzero) digits is 1029, while the sum is 25.

The square root of 13700770 is about 3701.4551192740. The cubic root of 13700770 is about 239.2847338533.

The spelling of 13700770 in words is "thirteen million, seven hundred thousand, seven hundred seventy".