61828612 has 6 divisors (see below), whose sum is σ = 108200078. Its totient is φ = 30914304.

The previous prime is 61828589. The next prime is 61828619. The reversal of 61828612 is 21682816.

It can be written as a sum of positive squares in only one way, i.e., 35450116 + 26378496 = 5954^2 + 5136^2 .

It is not an unprimeable number, because it can be changed into a prime (61828619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7728573 + ... + 7728580.

Almost surely, 2^61828612 is an apocalyptic number.

It is an amenable number.

61828612 is a deficient number, since it is larger than the sum of its proper divisors (46371466).

61828612 is a wasteful number, since it uses less digits than its factorization.

61828612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15457157 (or 15457155 counting only the distinct ones).

The product of its digits is 9216, while the sum is 34.

The square root of 61828612 is about 7863.1171935817. The cubic root of 61828612 is about 395.4241281000.

The spelling of 61828612 in words is "sixty-one million, eight hundred twenty-eight thousand, six hundred twelve".