51926452 has 6 divisors (see below), whose sum is σ = 90871298. Its totient is φ = 25963224.

The previous prime is 51926419. The next prime is 51926461. The reversal of 51926452 is 25462915.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 51926436 + 16 = 7206^2 + 4^2 .

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, 6490803 + ... + 6490810.

Almost surely, 2^51926452 is an apocalyptic number.

It is an amenable number.

51926452 is a deficient number, since it is larger than the sum of its proper divisors (38944846).

51926452 is a wasteful number, since it uses less digits than its factorization.

51926452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12981617 (or 12981615 counting only the distinct ones).

The product of its digits is 21600, while the sum is 34.

The square root of 51926452 is about 7206.0011101859. The cubic root of 51926452 is about 373.0750591065.

The spelling of 51926452 in words is "fifty-one million, nine hundred twenty-six thousand, four hundred fifty-two".