13970434 has 16 divisors (see below), whose sum is σ = 22135680. Its totient is φ = 6594480.

The previous prime is 13970401. The next prime is 13970459. The reversal of 13970434 is 43407931.

It is a super-2 number, since 2×13970434² = 390346052296712, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13970396 and 13970405.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15952 + ... + 16804.

It is an arithmetic number, because the mean of its divisors is an integer number (1383480).

Almost surely, 2^13970434 is an apocalyptic number.

13970434 is a deficient number, since it is larger than the sum of its proper divisors (8165246).

13970434 is a wasteful number, since it uses less digits than its factorization.

13970434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1305.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 13970434 is about 3737.7043756830. The cubic root of 13970434 is about 240.8444443043.

The spelling of 13970434 in words is "thirteen million, nine hundred seventy thousand, four hundred thirty-four".