54512340 has 24 divisors (see below), whose sum is σ = 152634720. Its totient is φ = 14536608.

The previous prime is 54512333. The next prime is 54512363. The reversal of 54512340 is 4321545.

It is a self number, because there is not a number n which added to its sum of digits gives 54512340.

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, 454210 + ... + 454329.

It is an arithmetic number, because the mean of its divisors is an integer number (6359780).

Almost surely, 2^54512340 is an apocalyptic number.

It is an amenable number.

54512340 is an abundant number, since it is smaller than the sum of its proper divisors (98122380).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54512340 is a wasteful number, since it uses less digits than its factorization.

54512340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 908551 (or 908549 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 54512340 is about 7383.2472530723. The cubic root of 54512340 is about 379.1679393482.

Adding to 54512340 its reverse (4321545), we get a palindrome (58833885).

The spelling of 54512340 in words is "fifty-four million, five hundred twelve thousand, three hundred forty".