61200628 has 6 divisors (see below), whose sum is σ = 107101106. Its totient is φ = 30600312.

The previous prime is 61200617. The next prime is 61200649. The reversal of 61200628 is 82600216.

It can be written as a sum of positive squares in only one way, i.e., 54789604 + 6411024 = 7402^2 + 2532^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7650075 + ... + 7650082.

Almost surely, 2^61200628 is an apocalyptic number.

It is an amenable number.

61200628 is a deficient number, since it is larger than the sum of its proper divisors (45900478).

61200628 is a wasteful number, since it uses less digits than its factorization.

61200628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15300161 (or 15300159 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 61200628 is about 7823.0830239746. The cubic root of 61200628 is about 394.0808151883.

The spelling of 61200628 in words is "sixty-one million, two hundred thousand, six hundred twenty-eight".