61367798 has 4 divisors (see below), whose sum is σ = 92051700. Its totient is φ = 30683898.

The previous prime is 61367767. The next prime is 61367809. The reversal of 61367798 is 89776316.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×61367798³ (a number of 24 digits) contains 333 as substring.

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, 15341948 + ... + 15341951.

It is an arithmetic number, because the mean of its divisors is an integer number (23012925).

Almost surely, 2^61367798 is an apocalyptic number.

61367798 is a deficient number, since it is larger than the sum of its proper divisors (30683902).

61367798 is a wasteful number, since it uses less digits than its factorization.

61367798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30683901.

The product of its digits is 381024, while the sum is 47.

The square root of 61367798 is about 7833.7601444006. The cubic root of 61367798 is about 394.4393006067.

The spelling of 61367798 in words is "sixty-one million, three hundred sixty-seven thousand, seven hundred ninety-eight".