61213276 has 6 divisors (see below), whose sum is σ = 107123240. Its totient is φ = 30606636.

The previous prime is 61213261. The next prime is 61213279. The reversal of 61213276 is 67231216.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61213279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7651656 + ... + 7651663.

Almost surely, 2^61213276 is an apocalyptic number.

It is an amenable number.

61213276 is a deficient number, since it is larger than the sum of its proper divisors (45909964).

61213276 is a wasteful number, since it uses less digits than its factorization.

61213276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15303323 (or 15303321 counting only the distinct ones).

The product of its digits is 3024, while the sum is 28.

The square root of 61213276 is about 7823.8913591639. The cubic root of 61213276 is about 394.1079608293.

The spelling of 61213276 in words is "sixty-one million, two hundred thirteen thousand, two hundred seventy-six".