54831394 has 4 divisors (see below), whose sum is σ = 82247094. Its totient is φ = 27415696.

The previous prime is 54831367. The next prime is 54831421. The reversal of 54831394 is 49313845.

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

It is an interprime number because it is at equal distance from previous prime (54831367) and next prime (54831421).

It can be written as a sum of positive squares in only one way, i.e., 27426169 + 27405225 = 5237^2 + 5235^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13707847 + ... + 13707850.

Almost surely, 2^54831394 is an apocalyptic number.

54831394 is a deficient number, since it is larger than the sum of its proper divisors (27415700).

54831394 is a wasteful number, since it uses less digits than its factorization.

54831394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27415699.

The product of its digits is 51840, while the sum is 37.

The square root of 54831394 is about 7404.8223476327. The cubic root of 54831394 is about 379.9062418734.

It can be divided in two parts, 54831 and 394, that added together give a square (55225 = 235²).

The spelling of 54831394 in words is "fifty-four million, eight hundred thirty-one thousand, three hundred ninety-four".