1535334972 has 24 divisors (see below), whose sum is σ = 3583934592. Its totient is φ = 511566000.

The previous prime is 1535334971. The next prime is 1535334989. The reversal of 1535334972 is 2794335351.

1535334972 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1535334971) 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, 5097 + ... + 55647.

It is an arithmetic number, because the mean of its divisors is an integer number (149330608).

Almost surely, 2^1535334972 is an apocalyptic number.

1535334972 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1535334972 is an abundant number, since it is smaller than the sum of its proper divisors (2048599620).

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

1535334972 is a wasteful number, since it uses less digits than its factorization.

1535334972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53089 (or 53087 counting only the distinct ones).

The product of its digits is 340200, while the sum is 42.

The square root of 1535334972 is about 39183.3506989895. The cubic root of 1535334972 is about 1153.6331154814.

The spelling of 1535334972 in words is "one billion, five hundred thirty-five million, three hundred thirty-four thousand, nine hundred seventy-two".