61145876 has 24 divisors (see below), whose sum is σ = 122878560. Its totient is φ = 26330400.

The previous prime is 61145869. The next prime is 61145893. The reversal of 61145876 is 67854116.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35735 + ... + 37406.

It is an arithmetic number, because the mean of its divisors is an integer number (5119940).

Almost surely, 2^61145876 is an apocalyptic number.

It is an amenable number.

61145876 is an abundant number, since it is smaller than the sum of its proper divisors (61732684).

61145876 is a wasteful number, since it uses less digits than its factorization.

61145876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73175 (or 73173 counting only the distinct ones).

The product of its digits is 40320, while the sum is 38.

The square root of 61145876 is about 7819.5828533241. The cubic root of 61145876 is about 393.9632611092.

The spelling of 61145876 in words is "sixty-one million, one hundred forty-five thousand, eight hundred seventy-six".