60491772 has 90 divisors (see below), whose sum is σ = 173933144. Its totient is φ = 18318960.

The previous prime is 60491759. The next prime is 60491777. The reversal of 60491772 is 27719406.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60491777) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 38433 + ... + 39975.

Almost surely, 2^60491772 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 60491772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86966572).

60491772 is an abundant number, since it is smaller than the sum of its proper divisors (113441372).

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

60491772 is a wasteful number, since it uses less digits than its factorization.

60491772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1581 (or 1559 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 36.

The square root of 60491772 is about 7777.6456591953. The cubic root of 60491772 is about 392.5534231581.

The spelling of 60491772 in words is "sixty million, four hundred ninety-one thousand, seven hundred seventy-two".