20537414 has 4 divisors (see below), whose sum is σ = 30806124. Its totient is φ = 10268706.

The previous prime is 20537401. The next prime is 20537431. The reversal of 20537414 is 41473502.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5134352 + ... + 5134355.

It is an arithmetic number, because the mean of its divisors is an integer number (7701531).

Almost surely, 2^20537414 is an apocalyptic number.

20537414 is a deficient number, since it is larger than the sum of its proper divisors (10268710).

20537414 is a wasteful number, since it uses less digits than its factorization.

20537414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10268709.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 20537414 is about 4531.8223707467. The cubic root of 20537414 is about 273.8515810472.

The spelling of 20537414 in words is "twenty million, five hundred thirty-seven thousand, four hundred fourteen".