61938134 has 8 divisors (see below), whose sum is σ = 93250848. Its totient is φ = 30854520.

The previous prime is 61938131. The next prime is 61938137. The reversal of 61938134 is 43183916.

It is an interprime number because it is at equal distance from previous prime (61938131) and next prime (61938137).

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 = 61938094 and 61938103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61938131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56597 + ... + 57680.

It is an arithmetic number, because the mean of its divisors is an integer number (11656356).

Almost surely, 2^61938134 is an apocalyptic number.

61938134 is a deficient number, since it is larger than the sum of its proper divisors (31312714).

61938134 is a wasteful number, since it uses less digits than its factorization.

61938134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114550.

The product of its digits is 15552, while the sum is 35.

The square root of 61938134 is about 7870.0783985930. The cubic root of 61938134 is about 395.6574725752.

The spelling of 61938134 in words is "sixty-one million, nine hundred thirty-eight thousand, one hundred thirty-four".