61276383 has 24 divisors (see below), whose sum is σ = 101482368. Its totient is φ = 34901712.

The previous prime is 61276339. The next prime is 61276433. The reversal of 61276383 is 38367216.

It is a happy number.

61276383 is a `hidden beast` number, since 6 + 1 + 276 + 383 = 666.

It is not a de Polignac number, because 61276383 - 2¹⁰ = 61275359 is a prime.

It is a super-2 number, since 2×61276383² = 7509590227125378, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61276183) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20460 + ... + 23262.

It is an arithmetic number, because the mean of its divisors is an integer number (4228432).

Almost surely, 2^61276383 is an apocalyptic number.

61276383 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

61276383 is a deficient number, since it is larger than the sum of its proper divisors (40205985).

61276383 is a wasteful number, since it uses less digits than its factorization.

61276383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3163 (or 3160 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 61276383 is about 7827.9232878203. The cubic root of 61276383 is about 394.2433477410.

The spelling of 61276383 in words is "sixty-one million, two hundred seventy-six thousand, three hundred eighty-three".