610538436 has 36 divisors (see below), whose sum is σ = 1544258352. Its totient is φ = 203387184.

The previous prime is 610538389. The next prime is 610538441. The reversal of 610538436 is 634835016.

610538436 is a `hidden beast` number, since 610 + 5 + 3 + 8 + 4 + 36 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 610538436.

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, 67875 + ... + 76341.

Almost surely, 2^610538436 is an apocalyptic number.

It is an amenable number.

610538436 is an abundant number, since it is smaller than the sum of its proper divisors (933719916).

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

610538436 is a wasteful number, since it uses less digits than its factorization.

610538436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10480 (or 10475 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 610538436 is about 24709.0759843423. The cubic root of 610538436 is about 848.3420674831.

The spelling of 610538436 in words is "six hundred ten million, five hundred thirty-eight thousand, four hundred thirty-six".