51098536 has 8 divisors (see below), whose sum is σ = 95809770. Its totient is φ = 25549264.

The previous prime is 51098513. The next prime is 51098563. The reversal of 51098536 is 63589015.

51098536 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 33709636 + 17388900 = 5806^2 + 4170^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×51098536² = 5222120762686592, which contains 22 as substring.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 51098495 and 51098504.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3193651 + ... + 3193666.

Almost surely, 2^51098536 is an apocalyptic number.

It is an amenable number.

51098536 is a deficient number, since it is larger than the sum of its proper divisors (44711234).

51098536 is a wasteful number, since it uses less digits than its factorization.

51098536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6387323 (or 6387319 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 37.

The square root of 51098536 is about 7148.3239993722. The cubic root of 51098536 is about 371.0816558495.

The spelling of 51098536 in words is "fifty-one million, ninety-eight thousand, five hundred thirty-six".