60990404 has 12 divisors (see below), whose sum is σ = 107373504. Its totient is φ = 30312264.

The previous prime is 60990401. The next prime is 60990427. The reversal of 60990404 is 40409906.

It is a happy number.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (60990401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44984 + ... + 46319.

It is an arithmetic number, because the mean of its divisors is an integer number (8947792).

Almost surely, 2^60990404 is an apocalyptic number.

It is an amenable number.

60990404 is a deficient number, since it is larger than the sum of its proper divisors (46383100).

60990404 is a wasteful number, since it uses less digits than its factorization.

60990404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91474 (or 91472 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 60990404 is about 7809.6353307949. The cubic root of 60990404 is about 393.6290753551.

The spelling of 60990404 in words is "sixty million, nine hundred ninety thousand, four hundred four".