54304340 has 12 divisors (see below), whose sum is σ = 114039156. Its totient is φ = 21721728.

The previous prime is 54304339. The next prime is 54304387. The reversal of 54304340 is 4340345.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 35259844 + 19044496 = 5938^2 + 4364^2 .

It is a super-2 number, since 2×54304340² = 5897922685671200, which contains 22 as substring.

It is a congruent number.

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, 1357589 + ... + 1357628.

It is an arithmetic number, because the mean of its divisors is an integer number (9503263).

Almost surely, 2^54304340 is an apocalyptic number.

It is an amenable number.

54304340 is an abundant number, since it is smaller than the sum of its proper divisors (59734816).

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

54304340 is a wasteful number, since it uses less digits than its factorization.

54304340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2715226 (or 2715224 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 54304340 is about 7369.1478476144. The cubic root of 54304340 is about 378.6850673104.

Adding to 54304340 its reverse (4340345), we get a palindrome (58644685).

The spelling of 54304340 in words is "fifty-four million, three hundred four thousand, three hundred forty".