61433938 has 8 divisors (see below), whose sum is σ = 93045888. Its totient is φ = 30418644.

The previous prime is 61433929. The next prime is 61433947. The reversal of 61433938 is 83933416.

It is an interprime number because it is at equal distance from previous prime (61433929) and next prime (61433947).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 61433897 and 61433906.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148906 + ... + 149317.

It is an arithmetic number, because the mean of its divisors is an integer number (11630736).

Almost surely, 2^61433938 is an apocalyptic number.

61433938 is a deficient number, since it is larger than the sum of its proper divisors (31611950).

61433938 is a wasteful number, since it uses less digits than its factorization.

61433938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298328.

The product of its digits is 46656, while the sum is 37.

The square root of 61433938 is about 7837.9804796899. The cubic root of 61433938 is about 394.5809538813.

The spelling of 61433938 in words is "sixty-one million, four hundred thirty-three thousand, nine hundred thirty-eight".