61329348 has 18 divisors (see below), whose sum is σ = 155027054. Its totient is φ = 20443104.

The previous prime is 61329311. The next prime is 61329361. The reversal of 61329348 is 84392316.

61329348 is a `hidden beast` number, since 613 + 2 + 9 + 34 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 46212804 + 15116544 = 6798^2 + 3888^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×61329348² = 7522577852210208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1703593 = 61329348 / (6 + 1 + 3 + 2 + 9 + 3 + 4 + 8).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 851761 + ... + 851832.

Almost surely, 2^61329348 is an apocalyptic number.

It is an amenable number.

61329348 is an abundant number, since it is smaller than the sum of its proper divisors (93697706).

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

61329348 is a wasteful number, since it uses less digits than its factorization.

61329348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1703603 (or 1703598 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 61329348 is about 7831.3056382700. The cubic root of 61329348 is about 394.3569047347.

The spelling of 61329348 in words is "sixty-one million, three hundred twenty-nine thousand, three hundred forty-eight".