61043526 has 24 divisors (see below), whose sum is σ = 136528704. Its totient is φ = 19691280.

The previous prime is 61043519. The next prime is 61043527. The reversal of 61043526 is 62534016.

61043526 is a `hidden beast` number, since 610 + 43 + 5 + 2 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 61043526.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61043527) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54141 + ... + 55256.

It is an arithmetic number, because the mean of its divisors is an integer number (5688696).

Almost surely, 2^61043526 is an apocalyptic number.

61043526 is an abundant number, since it is smaller than the sum of its proper divisors (75485178).

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

61043526 is a wasteful number, since it uses less digits than its factorization.

61043526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109436 (or 109433 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 61043526 is about 7813.0356456374. The cubic root of 61043526 is about 393.7433244522.

The spelling of 61043526 in words is "sixty-one million, forty-three thousand, five hundred twenty-six".