61098356 has 36 divisors (see below), whose sum is σ = 119577024. Its totient is φ = 27090000.

The previous prime is 61098341. The next prime is 61098361. The reversal of 61098356 is 65389016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 80981 + ... + 81731.

It is an arithmetic number, because the mean of its divisors is an integer number (3321584).

Almost surely, 2^61098356 is an apocalyptic number.

It is an amenable number.

61098356 is a deficient number, since it is larger than the sum of its proper divisors (58478668).

61098356 is a wasteful number, since it uses less digits than its factorization.

61098356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852 (or 807 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 61098356 is about 7816.5437374840. The cubic root of 61098356 is about 393.8611774406.

The spelling of 61098356 in words is "sixty-one million, ninety-eight thousand, three hundred fifty-six".