45515010 has 32 divisors (see below), whose sum is σ = 109437120. Its totient is φ = 12115008.

The previous prime is 45515009. The next prime is 45515011. The reversal of 45515010 is 1051554.

It is an interprime number because it is at equal distance from previous prime (45515009) and next prime (45515011).

It is a super-2 number, since 2×45515010² = 4143232270600200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45515011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21144 + ... + 23196.

It is an arithmetic number, because the mean of its divisors is an integer number (3419910).

Almost surely, 2^45515010 is an apocalyptic number.

45515010 is an abundant number, since it is smaller than the sum of its proper divisors (63922110).

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

45515010 is a wasteful number, since it uses less digits than its factorization.

45515010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2802.

The product of its (nonzero) digits is 500, while the sum is 21.

The square root of 45515010 is about 6746.4813050953. The cubic root of 45515010 is about 357.0411019064.

Adding to 45515010 its reverse (1051554), we get a palindrome (46566564).

The spelling of 45515010 in words is "forty-five million, five hundred fifteen thousand, ten".