52400462 has 4 divisors (see below), whose sum is σ = 78600696. Its totient is φ = 26200230.

The previous prime is 52400459. The next prime is 52400471. The reversal of 52400462 is 26400425.

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

It is a super-3 number, since 3×52400462³ (a number of 24 digits) contains 333 as substring.

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, 13100114 + ... + 13100117.

It is an arithmetic number, because the mean of its divisors is an integer number (19650174).

Almost surely, 2^52400462 is an apocalyptic number.

52400462 is a deficient number, since it is larger than the sum of its proper divisors (26200234).

52400462 is a wasteful number, since it uses less digits than its factorization.

52400462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26200233.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 52400462 is about 7238.8163397064. The cubic root of 52400462 is about 374.2068260348.

Adding to 52400462 its reverse (26400425), we get a palindrome (78800887).

The spelling of 52400462 in words is "fifty-two million, four hundred thousand, four hundred sixty-two".