2521033042 has 16 divisors (see below), whose sum is σ = 4135140864. Its totient is φ = 1143198000.

The previous prime is 2521032989. The next prime is 2521033061. The reversal of 2521033042 is 2403301252.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 126834 + ... + 145357.

It is an arithmetic number, because the mean of its divisors is an integer number (258446304).

Almost surely, 2^2521033042 is an apocalyptic number.

2521033042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2521033042 is a deficient number, since it is larger than the sum of its proper divisors (1614107822).

2521033042 is a wasteful number, since it uses less digits than its factorization.

2521033042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272625.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 2521033042 is about 50209.8898823728. The cubic root of 2521033042 is about 1361.0043478646.

Adding to 2521033042 its reverse (2403301252), we get a palindrome (4924334294).

The spelling of 2521033042 in words is "two billion, five hundred twenty-one million, thirty-three thousand, forty-two".