55738416 has 20 divisors (see below), whose sum is σ = 143991032. Its totient is φ = 18579456.

The previous prime is 55738409. The next prime is 55738447. The reversal of 55738416 is 61483755.

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, 580561 + ... + 580656.

Almost surely, 2^55738416 is an apocalyptic number.

It is an amenable number.

55738416 is an abundant number, since it is smaller than the sum of its proper divisors (88252616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55738416 is a wasteful number, since it uses less digits than its factorization.

55738416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1161228 (or 1161222 counting only the distinct ones).

The product of its digits is 100800, while the sum is 39.

The square root of 55738416 is about 7465.8164992183. The cubic root of 55738416 is about 381.9896016102.

The spelling of 55738416 in words is "fifty-five million, seven hundred thirty-eight thousand, four hundred sixteen".