61605038 has 16 divisors (see below), whose sum is σ = 100929024. Its totient is φ = 27968760.

The previous prime is 61605031. The next prime is 61605101. The reversal of 61605038 is 83050616.

It is a self number, because there is not a number n which added to its sum of digits gives 61605038.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61605031) 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, 33581 + ... + 35367.

It is an arithmetic number, because the mean of its divisors is an integer number (6308064).

Almost surely, 2^61605038 is an apocalyptic number.

61605038 is a deficient number, since it is larger than the sum of its proper divisors (39323986).

61605038 is a wasteful number, since it uses less digits than its factorization.

61605038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3367.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 61605038 is about 7848.8876918962. The cubic root of 61605038 is about 394.9469308611.

The spelling of 61605038 in words is "sixty-one million, six hundred five thousand, thirty-eight".