61535432 has 16 divisors (see below), whose sum is σ = 131861760. Its totient is φ = 26372304.

The previous prime is 61535431. The next prime is 61535447. The reversal of 61535432 is 23453516.

It is a junction number, because it is equal to n+sod(n) for n = 61535395 and 61535404.

It is not an unprimeable number, because it can be changed into a prime (61535431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 549368 + ... + 549479.

It is an arithmetic number, because the mean of its divisors is an integer number (8241360).

Almost surely, 2^61535432 is an apocalyptic number.

It is an amenable number.

61535432 is an abundant number, since it is smaller than the sum of its proper divisors (70326328).

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

61535432 is a wasteful number, since it uses less digits than its factorization.

61535432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1098860 (or 1098856 counting only the distinct ones).

The product of its digits is 10800, while the sum is 29.

The square root of 61535432 is about 7844.4523072041. The cubic root of 61535432 is about 394.7981278998.

Adding to 61535432 its reverse (23453516), we get a palindrome (84988948).

The spelling of 61535432 in words is "sixty-one million, five hundred thirty-five thousand, four hundred thirty-two".