61063764 has 48 divisors (see below), whose sum is σ = 148185408. Its totient is φ = 19554048.

The previous prime is 61063757. The next prime is 61063771. The reversal of 61063764 is 46736016.

It is an interprime number because it is at equal distance from previous prime (61063757) and next prime (61063771).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36024 + ... + 37680.

It is an arithmetic number, because the mean of its divisors is an integer number (3087196).

Almost surely, 2^61063764 is an apocalyptic number.

It is an amenable number.

61063764 is an abundant number, since it is smaller than the sum of its proper divisors (87121644).

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

61063764 is a wasteful number, since it uses less digits than its factorization.

61063764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1784 (or 1782 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 61063764 is about 7814.3306815107. The cubic root of 61063764 is about 393.7868327348.

It can be divided in two parts, 6106 and 3764, that added together give a triangular number (9870 = T₁₄₀).

The spelling of 61063764 in words is "sixty-one million, sixty-three thousand, seven hundred sixty-four".