51392606 has 16 divisors (see below), whose sum is σ = 83765760. Its totient is φ = 23558040.

The previous prime is 51392543. The next prime is 51392629. The reversal of 51392606 is 60629315.

It is a happy number.

It is a congruent number.

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, 20636 + ... + 22991.

It is an arithmetic number, because the mean of its divisors is an integer number (5235360).

Almost surely, 2^51392606 is an apocalyptic number.

51392606 is a deficient number, since it is larger than the sum of its proper divisors (32373154).

51392606 is a wasteful number, since it uses less digits than its factorization.

51392606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43679.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 51392606 is about 7168.8636477478. The cubic root of 51392606 is about 371.7921479241.

It can be divided in two parts, 513 and 92606, that multiplied together give a triangular number (47506878 = T₉₇₄₇).

The spelling of 51392606 in words is "fifty-one million, three hundred ninety-two thousand, six hundred six".