1505697504 has 48 divisors (see below), whose sum is σ = 3976745472. Its totient is φ = 498814848.

The previous prime is 1505697469. The next prime is 1505697509. The reversal of 1505697504 is 4057965051.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1505697509) 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, 32464 + ... + 63759.

It is an arithmetic number, because the mean of its divisors is an integer number (82848864).

Almost surely, 2^1505697504 is an apocalyptic number.

It is an amenable number.

1505697504 is an abundant number, since it is smaller than the sum of its proper divisors (2471047968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1505697504 is a wasteful number, since it uses less digits than its factorization.

1505697504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96399 (or 96391 counting only the distinct ones).

The product of its (nonzero) digits is 189000, while the sum is 42.

The square root of 1505697504 is about 38803.3182086275. The cubic root of 1505697504 is about 1146.1617478326.

The spelling of 1505697504 in words is "one billion, five hundred five million, six hundred ninety-seven thousand, five hundred four".