1515225966 has 16 divisors (see below), whose sum is σ = 3032256000. Its totient is φ = 504774648.

The previous prime is 1515225953. The next prime is 1515225973. The reversal of 1515225966 is 6695225151.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64126 + ... + 84513.

It is an arithmetic number, because the mean of its divisors is an integer number (189516000).

Almost surely, 2^1515225966 is an apocalyptic number.

1515225966 is an abundant number, since it is smaller than the sum of its proper divisors (1517030034).

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

1515225966 is a wasteful number, since it uses less digits than its factorization.

1515225966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150343.

The product of its digits is 162000, while the sum is 42.

The square root of 1515225966 is about 38925.9035347929. The cubic root of 1515225966 is about 1148.5744064028.

The spelling of 1515225966 in words is "one billion, five hundred fifteen million, two hundred twenty-five thousand, nine hundred sixty-six".