60987998 has 8 divisors (see below), whose sum is σ = 91527408. Its totient is φ = 30478864.

The previous prime is 60987989. The next prime is 60988003. The reversal of 60987998 is 89978906.

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, 1586 + ... + 11157.

It is an arithmetic number, because the mean of its divisors is an integer number (11440926).

Almost surely, 2^60987998 is an apocalyptic number.

60987998 is a deficient number, since it is larger than the sum of its proper divisors (30539410).

60987998 is a wasteful number, since it uses less digits than its factorization.

60987998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15138.

The product of its (nonzero) digits is 1959552, while the sum is 56.

The square root of 60987998 is about 7809.4812887925. The cubic root of 60987998 is about 393.6238992183.

The spelling of 60987998 in words is "sixty million, nine hundred eighty-seven thousand, nine hundred ninety-eight".