537903864 has 24 divisors (see below), whose sum is σ = 1456823160. Its totient is φ = 179301264.

The previous prime is 537903859. The next prime is 537903869. The reversal of 537903864 is 468309735.

It is an interprime number because it is at equal distance from previous prime (537903859) and next prime (537903869).

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×537903864² = 578681133812260992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (537903869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3735372 + ... + 3735515.

It is an arithmetic number, because the mean of its divisors is an integer number (60700965).

Almost surely, 2^537903864 is an apocalyptic number.

It is an amenable number.

537903864 is an abundant number, since it is smaller than the sum of its proper divisors (918919296).

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

537903864 is a wasteful number, since it uses less digits than its factorization.

537903864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7470899 (or 7470892 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The square root of 537903864 is about 23192.7545582667. The cubic root of 537903864 is about 813.2702541482.

It can be divided in two parts, 537 and 903864, that added together give a square (904401 = 951²).

The spelling of 537903864 in words is "five hundred thirty-seven million, nine hundred three thousand, eight hundred sixty-four".