537161004 has 48 divisors (see below), whose sum is σ = 1393907200. Its totient is φ = 178890768.

The previous prime is 537161003. The next prime is 537161029. The reversal of 537161004 is 400161735.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (537161003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 201609 + ... + 204255.

Almost surely, 2^537161004 is an apocalyptic number.

537161004 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

537161004 is an abundant number, since it is smaller than the sum of its proper divisors (856746196).

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

537161004 is a wasteful number, since it uses less digits than its factorization.

537161004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4539 (or 4531 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 537161004 is about 23176.7341098784. The cubic root of 537161004 is about 812.8956988239.

The spelling of 537161004 in words is "five hundred thirty-seven million, one hundred sixty-one thousand, four".