61492275 has 36 divisors (see below), whose sum is σ = 118617408. Its totient is φ = 30271680.

The previous prime is 61492237. The next prime is 61492289. The reversal of 61492275 is 57229416.

61492275 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 61492275 - 2¹⁰ = 61491251 is a prime.

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 35 ways as a sum of consecutive naturals, for example, 7587 + ... + 13436.

It is an arithmetic number, because the mean of its divisors is an integer number (3294928).

Almost surely, 2^61492275 is an apocalyptic number.

61492275 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

61492275 is a deficient number, since it is larger than the sum of its proper divisors (57125133).

61492275 is a wasteful number, since it uses less digits than its factorization.

61492275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21052 (or 21044 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 61492275 is about 7841.7010272007. The cubic root of 61492275 is about 394.7058109641.

The spelling of 61492275 in words is "sixty-one million, four hundred ninety-two thousand, two hundred seventy-five".