3525470 has 32 divisors (see below), whose sum is σ = 6991488. Its totient is φ = 1271808.

The previous prime is 3525461. The next prime is 3525479. The reversal of 3525470 is 745253.

It is an interprime number because it is at equal distance from previous prime (3525461) and next prime (3525479).

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3525479) 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, 5822 + ... + 6398.

It is an arithmetic number, because the mean of its divisors is an integer number (218484).

Almost surely, 2^3525470 is an apocalyptic number.

3525470 is a deficient number, since it is larger than the sum of its proper divisors (3466018).

3525470 is a wasteful number, since it uses less digits than its factorization.

3525470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644.

The product of its (nonzero) digits is 4200, while the sum is 26.

The square root of 3525470 is about 1877.6234979356. The cubic root of 3525470 is about 152.1968536725.

The spelling of 3525470 in words is "three million, five hundred twenty-five thousand, four hundred seventy".