537469380 has 72 divisors (see below), whose sum is σ = 1863231552. Its totient is φ = 122849856.

The previous prime is 537469367. The next prime is 537469391. The reversal of 537469380 is 83964735.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 212022 + ... + 214541.

It is an arithmetic number, because the mean of its divisors is an integer number (25878216).

Almost surely, 2^537469380 is an apocalyptic number.

It is an amenable number.

537469380 is an abundant number, since it is smaller than the sum of its proper divisors (1325762172).

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

537469380 is a wasteful number, since it uses less digits than its factorization.

537469380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426585 (or 426580 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The square root of 537469380 is about 23183.3858614310. The cubic root of 537469380 is about 813.0512261037.

The spelling of 537469380 in words is "five hundred thirty-seven million, four hundred sixty-nine thousand, three hundred eighty".