537401000 has 32 divisors (see below), whose sum is σ = 1257520680. Its totient is φ = 214960000.

The previous prime is 537400967. The next prime is 537401009. The reversal of 537401000 is 104735.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 280696516 + 256704484 = 16754^2 + 16022^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (537401009) 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, 267701 + ... + 269700.

Almost surely, 2^537401000 is an apocalyptic number.

537401000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

537401000 is an abundant number, since it is smaller than the sum of its proper divisors (720119680).

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

537401000 is a wasteful number, since it uses less digits than its factorization.

537401000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537422 (or 537408 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 537401000 is about 23181.9110515074. The cubic root of 537401000 is about 813.0167442629.

Adding to 537401000 its reverse (104735), we get a palindrome (537505735).

The spelling of 537401000 in words is "five hundred thirty-seven million, four hundred one thousand".