61203406 has 16 divisors (see below), whose sum is σ = 102595248. Its totient is φ = 27140800.

The previous prime is 61203377. The next prime is 61203407. The reversal of 61203406 is 60430216.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61203407) 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, 33025 + ... + 34828.

It is an arithmetic number, because the mean of its divisors is an integer number (6412203).

Almost surely, 2^61203406 is an apocalyptic number.

61203406 is a deficient number, since it is larger than the sum of its proper divisors (41391842).

61203406 is a wasteful number, since it uses less digits than its factorization.

61203406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67907.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 61203406 is about 7823.2605734438. The cubic root of 61203406 is about 394.0867777630.

The spelling of 61203406 in words is "sixty-one million, two hundred three thousand, four hundred six".