61403352 has 16 divisors (see below), whose sum is σ = 153508440. Its totient is φ = 20467776.

The previous prime is 61403339. The next prime is 61403429. The reversal of 61403352 is 25330416.

It is a happy number.

61403352 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 2558473 = 61403352 / (6 + 1 + 4 + 0 + 3 + 3 + 5 + 2).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1279213 + ... + 1279260.

Almost surely, 2^61403352 is an apocalyptic number.

It is an amenable number.

61403352 is an abundant number, since it is smaller than the sum of its proper divisors (92105088).

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

61403352 is a wasteful number, since it uses less digits than its factorization.

61403352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2558482 (or 2558478 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 61403352 is about 7836.0290964238. The cubic root of 61403352 is about 394.5154599168.

Adding to 61403352 its reverse (25330416), we get a palindrome (86733768).

The spelling of 61403352 in words is "sixty-one million, four hundred three thousand, three hundred fifty-two".