53011494 has 24 divisors (see below), whose sum is σ = 115009752. Its totient is φ = 17647200.

The previous prime is 53011489. The next prime is 53011513. The reversal of 53011494 is 49411035.

It is a super-2 number, since 2×53011494² = 5620436992224072, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17169 + ... + 20019.

It is an arithmetic number, because the mean of its divisors is an integer number (4792073).

Almost surely, 2^53011494 is an apocalyptic number.

53011494 is an abundant number, since it is smaller than the sum of its proper divisors (61998258).

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

53011494 is a wasteful number, since it uses less digits than its factorization.

53011494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3892 (or 3889 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 53011494 is about 7280.8992576467. The cubic root of 53011494 is about 375.6557273893.

The spelling of 53011494 in words is "fifty-three million, eleven thousand, four hundred ninety-four".