5157506 has 8 divisors (see below), whose sum is σ = 7916304. Its totient is φ = 2518740.

The previous prime is 5157499. The next prime is 5157517. The reversal of 5157506 is 6057515.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×5157506³ (a number of 21 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29900 + ... + 30071.

It is an arithmetic number, because the mean of its divisors is an integer number (989538).

Almost surely, 2^5157506 is an apocalyptic number.

5157506 is a deficient number, since it is larger than the sum of its proper divisors (2758798).

5157506 is a wasteful number, since it uses less digits than its factorization.

5157506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60016.

The product of its (nonzero) digits is 5250, while the sum is 29.

The square root of 5157506 is about 2271.0143108312. The cubic root of 5157506 is about 172.7746070726.

Subtracting 5157506 from its reverse (6057515), we obtain a palindrome (900009).

It can be divided in two parts, 515 and 7506, that multiplied together give a triangular number (3865590 = T₂₇₈₀).

The spelling of 5157506 in words is "five million, one hundred fifty-seven thousand, five hundred six".