537994415 has 16 divisors (see below), whose sum is σ = 755818560. Its totient is φ = 359911680.

The previous prime is 537994411. The next prime is 537994433. The reversal of 537994415 is 514499735.

It is not a de Polignac number, because 537994415 - 2² = 537994411 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 537994415.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (537994411) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 186020 + ... + 188889.

It is an arithmetic number, because the mean of its divisors is an integer number (47238660).

Almost surely, 2^537994415 is an apocalyptic number.

537994415 is a deficient number, since it is larger than the sum of its proper divisors (217824145).

537994415 is a wasteful number, since it uses less digits than its factorization.

537994415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374962.

The product of its digits is 680400, while the sum is 47.

The square root of 537994415 is about 23194.7066159501. The cubic root of 537994415 is about 813.3158870254.

The spelling of 537994415 in words is "five hundred thirty-seven million, nine hundred ninety-four thousand, four hundred fifteen".