1428150526 has 16 divisors (see below), whose sum is σ = 2338596720. Its totient is φ = 648708480.

The previous prime is 1428150509. The next prime is 1428150551. The reversal of 1428150526 is 6250518241.

It is a happy number.

It is a super-2 number, since 2×1428150526² = 4079227849828153352, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1428150491 and 1428150500.

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, 10960 + ... + 54556.

It is an arithmetic number, because the mean of its divisors is an integer number (146162295).

Almost surely, 2^1428150526 is an apocalyptic number.

1428150526 is a deficient number, since it is larger than the sum of its proper divisors (910446194).

1428150526 is a wasteful number, since it uses less digits than its factorization.

1428150526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45099.

The product of its (nonzero) digits is 19200, while the sum is 34.

The square root of 1428150526 is about 37790.8788730826. The cubic root of 1428150526 is about 1126.1372600987.

Adding to 1428150526 its reverse (6250518241), we get a palindrome (7678668767).

The spelling of 1428150526 in words is "one billion, four hundred twenty-eight million, one hundred fifty thousand, five hundred twenty-six".