61434588 has 12 divisors (see below), whose sum is σ = 143347400. Its totient is φ = 20478192.

The previous prime is 61434539. The next prime is 61434601. The reversal of 61434588 is 88543416.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2559763 + ... + 2559786.

Almost surely, 2^61434588 is an apocalyptic number.

It is an amenable number.

61434588 is an abundant number, since it is smaller than the sum of its proper divisors (81912812).

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

61434588 is a wasteful number, since it uses less digits than its factorization.

61434588 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5119556 (or 5119554 counting only the distinct ones).

The product of its digits is 92160, while the sum is 39.

The square root of 61434588 is about 7838.0219443428. The cubic root of 61434588 is about 394.5823454939.

It can be divided in two parts, 6143 and 4588, that added together give a triangular number (10731 = T₁₄₆).

The spelling of 61434588 in words is "sixty-one million, four hundred thirty-four thousand, five hundred eighty-eight".