60971990 has 8 divisors (see below), whose sum is σ = 109749600. Its totient is φ = 24388792.

The previous prime is 60971971. The next prime is 60972053. The reversal of 60971990 is 9917906.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 3048590 + ... + 3048609.

It is an arithmetic number, because the mean of its divisors is an integer number (13718700).

Almost surely, 2^60971990 is an apocalyptic number.

60971990 is a deficient number, since it is larger than the sum of its proper divisors (48777610).

60971990 is a wasteful number, since it uses less digits than its factorization.

60971990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6097206.

The product of its (nonzero) digits is 30618, while the sum is 41.

The square root of 60971990 is about 7808.4563135104. The cubic root of 60971990 is about 393.5894570168.

The spelling of 60971990 in words is "sixty million, nine hundred seventy-one thousand, nine hundred ninety".