1521484546 has 16 divisors (see below), whose sum is σ = 2506795200. Its totient is φ = 689367888.

The previous prime is 1521484541. The next prime is 1521484561. The reversal of 1521484546 is 6454841251.

It is a super-2 number, since 2×1521484546² = 4629830447433652232, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1521484499 and 1521484508.

It is not an unprimeable number, because it can be changed into a prime (1521484541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 869541 + ... + 871288.

It is an arithmetic number, because the mean of its divisors is an integer number (156674700).

Almost surely, 2^1521484546 is an apocalyptic number.

1521484546 is a deficient number, since it is larger than the sum of its proper divisors (985310654).

1521484546 is a wasteful number, since it uses less digits than its factorization.

1521484546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1740873.

The product of its digits is 153600, while the sum is 40.

The square root of 1521484546 is about 39006.2116335334. The cubic root of 1521484546 is about 1150.1536142623.

The spelling of 1521484546 in words is "one billion, five hundred twenty-one million, four hundred eighty-four thousand, five hundred forty-six".