61426198 has 16 divisors (see below), whose sum is σ = 94770000. Its totient is φ = 29848192.

The previous prime is 61426193. The next prime is 61426199. The reversal of 61426198 is 89162416.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61426193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7578 + ... + 13426.

It is an arithmetic number, because the mean of its divisors is an integer number (5923125).

Almost surely, 2^61426198 is an apocalyptic number.

61426198 is a deficient number, since it is larger than the sum of its proper divisors (33343802).

61426198 is a wasteful number, since it uses less digits than its factorization.

61426198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5999.

The product of its digits is 20736, while the sum is 37.

The square root of 61426198 is about 7837.4867145023. The cubic root of 61426198 is about 394.5643822330.

The spelling of 61426198 in words is "sixty-one million, four hundred twenty-six thousand, one hundred ninety-eight".