51773402 has 8 divisors (see below), whose sum is σ = 77723616. Its totient is φ = 25865532.

The previous prime is 51773387. The next prime is 51773431. The reversal of 51773402 is 20437715.

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

It is a super-3 number, since 3×51773402³ (a number of 24 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7328 + ... + 12539.

It is an arithmetic number, because the mean of its divisors is an integer number (9715452).

Almost surely, 2^51773402 is an apocalyptic number.

51773402 is a deficient number, since it is larger than the sum of its proper divisors (25950214).

51773402 is a wasteful number, since it uses less digits than its factorization.

51773402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21172.

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 51773402 is about 7195.3736525632. The cubic root of 51773402 is about 372.7081598585.

The spelling of 51773402 in words is "fifty-one million, seven hundred seventy-three thousand, four hundred two".